/* ============================================================
   SPLITMATES — styles.css
   Brand: Emerald Green + Amber/Gold
   ============================================================ */

/* -------------------- CSS Custom Properties -------------------- */
:root {
    /* Brand Colors */
    --green-50:  #ECFDF5;
    --green-100: #D1FAE5;
    --green-200: #A7F3D0;
    --green-300: #6EE7B7;
    --green-400: #34D399;
    --green-500: #10B981;
    --green-600: #059669;
    --green-700: #047857;
    --green-800: #065F46;
    --green-900: #064E3B;
    --green-950: #022C22;

    --amber-400: #FBBF24;
    --amber-500: #F59E0B;
    --amber-600: #D97706;
    --amber-700: #B45309;

    /* Neutrals */
    --slate-50:  #F8FAFC;
    --slate-100: #F1F5F9;
    --slate-200: #E2E8F0;
    --slate-300: #CBD5E1;
    --slate-400: #94A3B8;
    --slate-500: #64748B;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1E293B;
    --slate-900: #0F172A;

    /* Semantic */
    --color-primary: var(--green-500);
    --color-primary-dark: var(--green-800);
    --color-primary-light: var(--green-100);
    --color-accent: var(--amber-500);
    --color-accent-dark: var(--amber-600);
    --color-bg: #FFFFFF;
    --color-bg-alt: var(--slate-50);
    --color-text: var(--slate-800);
    --color-text-light: var(--slate-500);
    --color-text-lighter: var(--slate-400);
    --color-border: var(--slate-200);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs:   0.75rem;
    --font-size-sm:   0.875rem;
    --font-size-base:  1rem;
    --font-size-lg:   1.125rem;
    --font-size-xl:   1.25rem;
    --font-size-2xl:  1.5rem;
    --font-size-3xl:  1.875rem;
    --font-size-4xl:  2.25rem;
    --font-size-5xl:  3rem;
    --font-size-6xl:  3.75rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;

    /* Borders & Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm:  0 1px 2px rgba(0,0,0,0.05);
    --shadow-md:  0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg:  0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --shadow-xl:  0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0,0,0,0.15);
    --shadow-glow: 0 0 40px rgba(16,185,129,0.15);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms ease;
}

/* -------------------- Reset & Base -------------------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, svg {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
    font-size: inherit;
    color: inherit;
}

/* -------------------- Utility -------------------- */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

/* -------------------- Scroll Animations -------------------- */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger children delay */
.animate-on-scroll:nth-child(2) { transition-delay: 0.1s; }
.animate-on-scroll:nth-child(3) { transition-delay: 0.2s; }
.animate-on-scroll:nth-child(4) { transition-delay: 0.3s; }
.animate-on-scroll:nth-child(5) { transition-delay: 0.35s; }
.animate-on-scroll:nth-child(6) { transition-delay: 0.4s; }

/* -------------------- Section Shared -------------------- */
.section-header {
    text-align: center;
    max-width: 680px;
    margin: 0 auto var(--space-16);
}

.section-label {
    display: inline-block;
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--green-700);
    background: var(--green-50);
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-4);
}

.section-label--light {
    background: rgba(255,255,255,0.15);
    color: #fff;
}

.section-title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    line-height: 1.15;
    color: var(--slate-900);
    margin-bottom: var(--space-4);
}

.section-title--light {
    color: #fff;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    line-height: 1.7;
}

.section-subtitle--light {
    color: rgba(255,255,255,0.8);
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-weight: 600;
    border-radius: var(--radius-lg);
    padding: var(--space-3) var(--space-6);
    transition: all var(--transition-base);
    white-space: nowrap;
    line-height: 1.4;
}

.btn--lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-lg);
    border-radius: var(--radius-xl);
}

.btn--primary {
    background: var(--green-700);
    color: #fff;
    box-shadow: 0 4px 14px rgba(4,120,87,0.35);
}

.btn--primary:hover {
    background: var(--green-800);
    box-shadow: 0 6px 20px rgba(4,120,87,0.45);
    transform: translateY(-2px);
}

.btn--ghost {
    background: transparent;
    color: var(--color-text);
    border: 2px solid var(--color-border);
}

.btn--ghost:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.btn--amber {
    background: var(--color-accent);
    color: var(--slate-900);
    font-weight: 700;
    box-shadow: 0 4px 14px rgba(245,158,11,0.35);
}

.btn--amber:hover {
    background: var(--amber-400);
    box-shadow: 0 6px 20px rgba(245,158,11,0.5);
    transform: translateY(-2px);
}

/* ==================== NAVBAR ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--space-4) 0;
    transition: all var(--transition-base);
}

.navbar.is-scrolled {
    padding: var(--space-3) 0;
}

/* Use ::before for blur so backdrop-filter doesn't create a containing block
   that breaks position:fixed on the mobile nav panel */
.navbar.is-scrolled::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--shadow-sm);
    z-index: -1;
}

.navbar__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar__logo {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-xl);
    font-weight: 800;
    color: var(--slate-900);
}

.navbar__logo-icon {
    flex-shrink: 0;
}

.navbar__nav {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.navbar__link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--slate-600);
    transition: color var(--transition-fast);
    position: relative;
}

.navbar__link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: width var(--transition-base);
    border-radius: 1px;
}

.navbar__link:hover {
    color: var(--color-primary);
}

.navbar__link:hover::after {
    width: 100%;
}

.navbar__cta {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: #fff;
    background: var(--green-700);
    padding: var(--space-2) var(--space-5);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.navbar__cta:hover {
    background: var(--green-800);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(4,120,87,0.3);
}

.navbar__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 28px;
    padding: 2px 0;
    z-index: 1002;
    position: relative;
}

.navbar__toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--slate-700);
    border-radius: 2px;
    transition: all var(--transition-base);
    transform-origin: center;
}

.navbar__toggle.is-active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

.navbar__toggle.is-active span:nth-child(2) {
    opacity: 0;
}

.navbar__toggle.is-active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ==================== HERO ==================== */
.hero {
    position: relative;
    padding: calc(var(--space-24) + 80px) 0 var(--space-24);
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero__bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.hero__shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.hero__shape--1 {
    width: 600px;
    height: 600px;
    background: var(--green-200);
    top: -200px;
    right: -150px;
    animation: float1 20s ease-in-out infinite;
}

.hero__shape--2 {
    width: 400px;
    height: 400px;
    background: var(--green-100);
    bottom: -100px;
    left: -100px;
    animation: float2 25s ease-in-out infinite;
}

.hero__shape--3 {
    width: 300px;
    height: 300px;
    background: rgba(245,158,11,0.15);
    top: 40%;
    left: 30%;
    animation: float3 18s ease-in-out infinite;
}

.hero__shape--4 {
    width: 200px;
    height: 200px;
    background: var(--green-300);
    top: 20%;
    right: 20%;
    animation: float1 22s ease-in-out infinite reverse;
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-25px, 25px) scale(1.03); }
    66% { transform: translate(15px, -15px) scale(0.97); }
}

@keyframes float3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, -20px) scale(1.05); }
}

.hero__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--green-800);
    background: var(--green-50);
    border: 1px solid var(--green-200);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.6s ease forwards;
}

.hero__badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.3); }
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero__title {
    font-size: var(--font-size-6xl);
    font-weight: 900;
    line-height: 1.05;
    color: var(--slate-900);
    margin-bottom: var(--space-6);
    animation: fadeInUp 0.6s ease 0.15s forwards;
    opacity: 0;
}

.hero__title--accent {
    background: linear-gradient(135deg, var(--green-500), var(--green-700));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-text-light);
    line-height: 1.7;
    max-width: 520px;
    margin-bottom: var(--space-8);
    animation: fadeInUp 0.6s ease 0.3s forwards;
    opacity: 0;
}

.hero__actions {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
    margin-bottom: var(--space-10);
    animation: fadeInUp 0.6s ease 0.45s forwards;
    opacity: 0;
}

.hero__social-proof {
    display: flex;
    align-items: center;
    gap: var(--space-4);
    animation: fadeInUp 0.6s ease 0.6s forwards;
    opacity: 0;
}

.hero__avatars {
    display: flex;
}

.hero__avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: var(--font-size-sm);
    font-weight: 700;
    border: 3px solid #fff;
    margin-left: -8px;
}

.hero__avatar:first-child {
    margin-left: 0;
}

.hero__proof-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.hero__proof-text strong {
    color: var(--green-700);
}

/* Hero Phone Mockup */
.hero__visual {
    display: flex;
    justify-content: center;
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.phone-mockup {
    perspective: 1000px;
}

.phone-mockup__frame {
    width: 300px;
    background: var(--slate-900);
    border-radius: 40px;
    padding: 12px;
    box-shadow: var(--shadow-2xl), 0 0 0 1px rgba(255,255,255,0.1) inset;
    transform: rotateY(-5deg) rotateX(2deg);
    transition: transform 0.6s ease;
    position: relative;
}

.phone-mockup__frame:hover {
    transform: rotateY(0deg) rotateX(0deg);
}

.phone-mockup__notch {
    width: 120px;
    height: 28px;
    background: var(--slate-900);
    border-radius: 0 0 16px 16px;
    margin: 0 auto;
    position: relative;
    z-index: 10;
}

.phone-mockup__screen {
    background: #fff;
    border-radius: 30px;
    overflow: hidden;
    margin-top: -14px;
    padding: var(--space-6) var(--space-4);
    min-height: 480px;
}

/* Phone UI Inside */
.phone-ui {
    text-align: left;
}

.phone-ui__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-4);
    padding-top: var(--space-4);
}

.phone-ui__household {
    font-weight: 700;
    font-size: var(--font-size-base);
    white-space: nowrap;
}

.phone-ui__members {
    font-size: var(--font-size-xs);
    color: var(--slate-600);
    background: var(--slate-100);
    padding: 2px 8px;
    border-radius: var(--radius-full);
    white-space: nowrap;
    flex-shrink: 0;
}

.phone-ui__card {
    background: var(--slate-50);
    border: 1px solid var(--slate-100);
    border-radius: var(--radius-lg);
    padding: var(--space-3);
    margin-bottom: var(--space-3);
}

.phone-ui__card--1 { animation: slideCard 0.6s ease 0.8s forwards; opacity: 0; }
.phone-ui__card--2 { animation: slideCard 0.6s ease 1.0s forwards; opacity: 0; }
.phone-ui__card--3 { animation: slideCard 0.6s ease 1.2s forwards; opacity: 0; }

@keyframes slideCard {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

.phone-ui__card-row {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    margin-bottom: var(--space-2);
}

.phone-ui__bill-icon {
    font-size: var(--font-size-lg);
    width: 24px;
    text-align: center;
    flex-shrink: 0;
    line-height: 1;
}

.phone-ui__bill-info {
    flex: 1;
    min-width: 0;
}

.phone-ui__bill-name {
    font-weight: 600;
    font-size: var(--font-size-sm);
    line-height: 1.3;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.phone-ui__bill-meta {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.phone-ui__bill-amount {
    margin-left: auto;
    font-weight: 700;
    font-size: var(--font-size-sm);
    color: var(--slate-900);
    white-space: nowrap;
    flex-shrink: 0;
}

.phone-ui__progress {
    height: 4px;
    background: var(--slate-200);
    border-radius: 2px;
    margin-bottom: var(--space-2);
    overflow: hidden;
}

.phone-ui__progress-bar {
    height: 100%;
    background: var(--color-primary);
    border-radius: 2px;
    transition: width 1s ease 1.2s;
}

.phone-ui__progress-bar--full {
    background: linear-gradient(90deg, var(--green-400), var(--green-500));
}

.phone-ui__confirm-row {
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-xs);
    gap: var(--space-2);
}

.phone-ui__status {
    white-space: nowrap;
}

.phone-ui__status--confirmed {
    color: var(--green-700);
    font-weight: 600;
}

.phone-ui__status--pending {
    color: var(--amber-700);
    font-weight: 500;
}

.phone-ui__status--auto {
    color: var(--green-700);
    font-weight: 500;
}

/* ==================== ROTATING HERO TEXT ==================== */
.hero__rotating-wrap {
    display: inline-block;
    position: relative;
    overflow: hidden;
    vertical-align: bottom;
    height: 1.35em;
    line-height: 1.35em;
}

.hero__rotating {
    display: inline-flex;
    flex-direction: column;
    transition: transform 0.45s cubic-bezier(0.68, -0.3, 0.265, 1.25);
}

.hero__rotating-word {
    display: inline-block;
    height: 1.35em;
    line-height: 1.35em;
    color: var(--green-700);
    font-weight: 700;
    white-space: nowrap;
}

/* ==================== PAIN POINTS ==================== */
.pain-points {
    padding: var(--space-24) 0;
    background: var(--color-bg-alt);
}

.pain-points__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
}

.pain-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: all var(--transition-base);
}

.pain-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.pain-card__icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-4);
}

.pain-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--space-2);
    color: var(--slate-900);
}

.pain-card__text {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ==================== FEATURES ==================== */
.features {
    padding: var(--space-24) 0;
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.feature-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--green-400), var(--green-600));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-slow);
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
    border-color: transparent;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card__icon-wrap {
    width: 56px;
    height: 56px;
    background: var(--green-50);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    margin-bottom: var(--space-5);
    transition: all var(--transition-base);
}

.feature-card:hover .feature-card__icon-wrap {
    background: var(--color-primary);
    color: #fff;
    transform: scale(1.05);
}

.feature-card__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--space-2);
    color: var(--slate-900);
}

.feature-card__text {
    color: var(--color-text-light);
    line-height: 1.7;
    font-size: var(--font-size-sm);
}

/* ==================== HOW IT WORKS ==================== */
.how-it-works {
    padding: var(--space-24) 0;
    background: var(--color-bg-alt);
}

.steps {
    max-width: 720px;
    margin: 0 auto;
}

.step {
    display: flex;
    align-items: flex-start;
    gap: var(--space-6);
    position: relative;
}

.step__number {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    font-weight: 800;
    box-shadow: 0 4px 14px rgba(16,185,129,0.3);
}

.step__content {
    flex: 1;
    padding-top: var(--space-1);
}

.step__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--space-2);
    color: var(--slate-900);
}

.step__text {
    color: var(--color-text-light);
    line-height: 1.7;
}

.step__visual {
    flex-shrink: 0;
}

.step__icon-wrap {
    width: 72px;
    height: 72px;
    background: var(--green-50);
    border: 2px solid var(--green-100);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}

.step__connector {
    display: flex;
    justify-content: center;
    padding-left: 12px;
}

/* ==================== TESTIMONIALS ==================== */
.testimonials {
    padding: var(--space-24) 0;
}

.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.testimonial-card {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.testimonial-card__stars {
    color: var(--amber-700);
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-4);
    letter-spacing: 2px;
}

.testimonial-card__quote {
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--color-text);
    margin-bottom: var(--space-6);
    font-style: normal;
}

.testimonial-card__author {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.testimonial-card__avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-weight: 700;
    font-size: var(--font-size-base);
    flex-shrink: 0;
}

.testimonial-card__name {
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--slate-900);
}

.testimonial-card__role {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
}

/* ==================== CALCULATOR ==================== */
.calculator {
    padding: var(--space-24) 0;
}

.calc {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    max-width: 900px;
    margin: 0 auto;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.calc__panel {
    padding: var(--space-8);
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.calc__field {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.calc__label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--slate-700);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.calc__input-wrap {
    display: flex;
    align-items: center;
    background: var(--slate-50);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-3) var(--space-4);
    transition: all var(--transition-base);
}

.calc__input-wrap:focus-within {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(16,185,129,0.1);
    background: #fff;
}

.calc__currency {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--green-700);
    margin-right: var(--space-2);
}

.calc__input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--slate-900);
    font-family: var(--font-family);
    outline: none;
    width: 100%;
    -moz-appearance: textfield;
}

.calc__input::-webkit-inner-spin-button,
.calc__input::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.calc__people {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.calc__person-btn {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-border);
    background: var(--slate-50);
    font-weight: 700;
    font-size: var(--font-size-base);
    color: var(--slate-600);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.calc__person-btn:hover {
    border-color: var(--green-300);
    color: var(--color-primary);
    background: var(--green-50);
}

.calc__person-btn.is-active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    box-shadow: 0 2px 8px rgba(16,185,129,0.3);
    transform: scale(1.05);
}

.calc__methods {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.calc__method-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: var(--slate-50);
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--slate-600);
    transition: all var(--transition-base);
}

.calc__method-btn:hover {
    border-color: var(--green-300);
    color: var(--color-primary);
    background: var(--green-50);
}

.calc__method-btn.is-active {
    background: var(--green-50);
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.calc__method-btn svg {
    display: inline-block;
}

/* Calculator Results Panel */
.calc__results {
    background: linear-gradient(135deg, var(--green-800), var(--green-900));
    padding: var(--space-8);
    color: #fff;
    display: flex;
    flex-direction: column;
}

.calc__results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-6);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid rgba(255,255,255,0.15);
}

.calc__results-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--green-300);
}

.calc__results-total {
    font-size: var(--font-size-2xl);
    font-weight: 800;
}

.calc__breakdown {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
    overflow-x: hidden;
    overflow-y: auto;
}

.calc__person-row {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3);
    background: rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    animation: calcRowIn 0.3s ease forwards;
    opacity: 0;
}

.calc__person-row:nth-child(1) { animation-delay: 0.05s; }
.calc__person-row:nth-child(2) { animation-delay: 0.1s; }
.calc__person-row:nth-child(3) { animation-delay: 0.15s; }
.calc__person-row:nth-child(4) { animation-delay: 0.2s; }
.calc__person-row:nth-child(5) { animation-delay: 0.25s; }
.calc__person-row:nth-child(6) { animation-delay: 0.3s; }
.calc__person-row:nth-child(7) { animation-delay: 0.35s; }
.calc__person-row:nth-child(8) { animation-delay: 0.4s; }

@keyframes calcRowIn {
    from { opacity: 0; transform: translateX(10px); }
    to { opacity: 1; transform: translateX(0); }
}

.calc__person-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: var(--font-size-sm);
    color: #fff;
    flex-shrink: 0;
}

.calc__person-info {
    flex: 1;
}

.calc__person-name {
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.calc__person-percent {
    font-size: var(--font-size-xs);
    color: var(--green-300);
}

.calc__person-amount {
    font-weight: 800;
    font-size: var(--font-size-lg);
}

.calc__person-bar {
    width: 100%;
    height: 3px;
    background: rgba(255,255,255,0.1);
    border-radius: 2px;
    margin-top: var(--space-1);
    overflow: hidden;
}

.calc__person-bar-fill {
    height: 100%;
    background: var(--green-400);
    border-radius: 2px;
    transition: width 0.5s ease;
}

/* Schedule payment buttons & badges */
.calc__person-action {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
}

.calc__confirm-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 5px 12px;
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.08);
    color: #fff;
    font-size: var(--font-size-xs);
    font-weight: 600;
    font-family: var(--font-family);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.calc__confirm-btn:hover {
    background: rgba(255,255,255,0.18);
    border-color: var(--green-400);
    transform: translateY(-1px);
}

.calc__confirm-btn:active {
    transform: scale(0.96);
}

.calc__confirm-btn svg {
    display: inline-block;
    flex-shrink: 0;
}

.calc__badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 5px 10px;
    border-radius: var(--radius-md);
    font-size: var(--font-size-xs);
    font-weight: 600;
    white-space: nowrap;
}

.calc__badge--payer {
    background: rgba(16,185,129,0.2);
    color: var(--green-300);
}

.calc__badge--scheduled {
    background: rgba(251,191,36,0.15);
    color: var(--amber-400);
    animation: badgeIn 0.35s ease forwards;
}

.calc__badge--scheduled svg {
    display: inline-block;
    flex-shrink: 0;
}

.calc__schedule-date {
    font-size: 0.625rem;
    color: rgba(255,255,255,0.8);
    white-space: nowrap;
}

@keyframes badgeIn {
    from { opacity: 0; transform: scale(0.8); }
    to { opacity: 1; transform: scale(1); }
}

/* Row glow when scheduled */
.calc__person-row.is-scheduled {
    background: rgba(16,185,129,0.12);
    border: 1px solid rgba(16,185,129,0.2);
}

/* All-scheduled success banner */
.calc__all-scheduled {
    text-align: center;
    padding: var(--space-4);
    background: rgba(16,185,129,0.12);
    border: 1px solid rgba(16,185,129,0.25);
    border-radius: var(--radius-lg);
    margin-bottom: var(--space-4);
    animation: badgeIn 0.4s ease forwards;
}

.calc__all-scheduled-icon {
    font-size: 1.5rem;
    margin-bottom: var(--space-1);
}

.calc__all-scheduled-text {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--green-300);
}

.calc__all-scheduled-sub {
    font-size: var(--font-size-xs);
    color: rgba(255,255,255,0.8);
    margin-top: 2px;
}

.calc__cta {
    text-align: center;
    padding-top: var(--space-4);
    border-top: 1px solid rgba(255,255,255,0.15);
}

.calc__cta-text {
    font-size: var(--font-size-sm);
    color: var(--green-300);
    margin-bottom: var(--space-3);
}

.calc__cta .btn {
    background: #fff;
    color: var(--green-800);
    font-weight: 700;
}

.calc__cta .btn:hover {
    background: var(--green-50);
    transform: translateY(-2px);
    box-shadow: 0 4px 14px rgba(255,255,255,0.25);
}

/* ==================== SHARE CARD (WAITLIST) ==================== */
.waitlist__share-card {
    margin-top: var(--space-8);
}

.share-card {
    max-width: 360px;
    margin: 0 auto var(--space-5);
    background: linear-gradient(135deg, var(--green-600), var(--green-800));
    border-radius: var(--radius-xl);
    padding: 3px;
    animation: bounceIn 0.6s ease 0.3s forwards;
    opacity: 0;
}

@keyframes shareCardIn {
    from { opacity: 0; transform: scale(0.9); }
    to { opacity: 1; transform: scale(1); }
}

.share-card__inner {
    background: linear-gradient(135deg, var(--green-900), var(--green-950));
    border-radius: calc(var(--radius-xl) - 2px);
    padding: var(--space-6);
    text-align: center;
}

.share-card__logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-weight: 800;
    font-size: var(--font-size-lg);
    color: #fff;
    margin-bottom: var(--space-4);
}

.share-card__logo svg {
    display: inline-block;
}

.share-card__position {
    font-size: var(--font-size-2xl);
    color: #fff;
    margin-bottom: var(--space-2);
}

.share-card__position strong {
    color: var(--amber-400);
    font-size: var(--font-size-3xl);
    font-weight: 900;
}

.share-card__tagline {
    font-size: var(--font-size-sm);
    color: var(--green-400);
    font-weight: 500;
}

.waitlist__share-label {
    text-align: center;
    font-size: var(--font-size-sm);
    color: rgba(255,255,255,0.8);
    margin-bottom: var(--space-3);
}

.waitlist__share-btns {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
    flex-wrap: wrap;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-lg);
    font-weight: 600;
    font-size: var(--font-size-sm);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
}

.share-btn svg {
    display: inline-block;
}

.share-btn--copy {
    background: rgba(255,255,255,0.15);
    color: #fff;
    border: 1px solid rgba(255,255,255,0.2);
}

.share-btn--copy:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-2px);
}

.share-btn--copy.is-copied {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

/* ==================== FAQ ==================== */
.faq {
    padding: var(--space-24) 0;
    background: var(--color-bg-alt);
}

.faq__list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.faq-item {
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: var(--green-200);
}

.faq-item.is-open {
    border-color: var(--green-300);
    box-shadow: var(--shadow-md);
}

.faq-item__question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    font-weight: 600;
    font-size: var(--font-size-base);
    text-align: left;
    color: var(--slate-800);
    transition: color var(--transition-fast);
}

.faq-item__question:hover {
    color: var(--color-primary);
}

.faq-item__chevron {
    flex-shrink: 0;
    color: var(--color-text-lighter);
    transition: transform var(--transition-base);
}

.faq-item.is-open .faq-item__chevron {
    transform: rotate(180deg);
    color: var(--color-primary);
}

.faq-item__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow), padding var(--transition-slow);
    padding: 0 var(--space-6);
}

.faq-item.is-open .faq-item__answer {
    max-height: 300px;
    padding: 0 var(--space-6) var(--space-5);
}

.faq-item__answer p {
    color: var(--color-text-light);
    line-height: 1.7;
}

/* ==================== WAITLIST ==================== */
.waitlist {
    padding: var(--space-24) 0;
    background: linear-gradient(135deg, var(--green-800), var(--green-900) 40%, var(--green-950));
    position: relative;
    overflow: hidden;
}

.waitlist__bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.waitlist__shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
}

.waitlist__shape--1 {
    width: 500px;
    height: 500px;
    background: rgba(16,185,129,0.15);
    top: -200px;
    right: -150px;
}

.waitlist__shape--2 {
    width: 400px;
    height: 400px;
    background: rgba(245,158,11,0.08);
    bottom: -200px;
    left: -100px;
}

.waitlist__inner {
    position: relative;
    z-index: 1;
}

.waitlist__form {
    max-width: 540px;
    margin: 0 auto;
}

.waitlist__input-wrap {
    display: flex;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.waitlist__input {
    flex: 1;
    padding: var(--space-4) var(--space-5);
    border: 2px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-xl);
    background: rgba(255,255,255,0.1);
    color: #fff;
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    outline: none;
    transition: all var(--transition-base);
}

.waitlist__input::placeholder {
    color: rgba(255,255,255,0.8);
}

.waitlist__input:focus {
    border-color: var(--color-primary);
    background: rgba(255,255,255,0.15);
    box-shadow: 0 0 0 4px rgba(16,185,129,0.15);
}

.waitlist__btn {
    flex-shrink: 0;
}

.waitlist__disclaimer {
    text-align: center;
    font-size: var(--font-size-xs);
    color: rgba(255,255,255,0.8);
}

.waitlist__success {
    text-align: center;
    max-width: 540px;
    margin: 0 auto;
}

.waitlist__success-icon {
    font-size: 3rem;
    margin-bottom: var(--space-4);
    animation: bounceIn 0.6s ease;
}

@keyframes bounceIn {
    0% { transform: scale(0); }
    60% { transform: scale(1.2); }
    100% { transform: scale(1); }
}

.waitlist__success-title {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    color: #fff;
    margin-bottom: var(--space-2);
}

.waitlist__success-text {
    font-size: var(--font-size-lg);
    color: rgba(255,255,255,0.8);
}

.waitlist__success-text strong {
    color: var(--amber-400);
}

#confettiCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 2;
}

/* ==================== FOOTER ==================== */
.footer {
    padding: var(--space-16) 0 var(--space-8);
    background: var(--slate-900);
    color: var(--slate-400);
}

.footer__inner {
    display: flex;
    flex-direction: column;
    gap: var(--space-12);
}

.footer__brand {
    max-width: 300px;
}

.footer__brand .navbar__logo {
    color: #fff;
    margin-bottom: var(--space-3);
}

.footer__tagline {
    font-size: var(--font-size-sm);
    color: var(--slate-400);
    line-height: 1.6;
}

.footer__links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.footer__col-title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: var(--space-4);
}

.footer__col {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer__link {
    font-size: var(--font-size-sm);
    color: var(--slate-400);
    transition: color var(--transition-fast);
}

.footer__link:hover {
    color: var(--green-400);
}

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-8);
    border-top: 1px solid var(--slate-800);
}

.footer__copyright {
    font-size: var(--font-size-sm);
}

.footer__socials {
    display: flex;
    gap: var(--space-4);
}

.footer__social {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--slate-800);
    color: var(--slate-400);
    transition: all var(--transition-base);
}

.footer__social:hover {
    background: var(--color-primary);
    color: #fff;
    transform: translateY(-2px);
}

/* ==================== INNER PAGES (About, Privacy, Terms) ==================== */

/* Simple navbar variant for inner pages — always has background */
.navbar--inner {
    background: #fff;
    box-shadow: var(--shadow-sm);
    position: sticky;
}

.navbar--inner .navbar__back {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--slate-600);
    transition: color var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
}

.navbar--inner .navbar__back:hover {
    color: var(--color-primary);
}

.navbar--inner .navbar__back svg {
    display: inline-block;
}

/* Page hero — slim colored header */
.page-hero {
    background: linear-gradient(135deg, var(--green-800), var(--green-900));
    padding: var(--space-16) 0 var(--space-12);
    text-align: center;
}

.page-hero__title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    color: #fff;
    margin-bottom: var(--space-2);
}

.page-hero__subtitle {
    font-size: var(--font-size-lg);
    color: rgba(255,255,255,0.7);
}

/* Prose — styled long-form content */
.prose {
    max-width: 740px;
    margin: 0 auto;
    padding: var(--space-16) var(--space-6);
}

.prose h2 {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--slate-900);
    margin-top: var(--space-10);
    margin-bottom: var(--space-4);
}

.prose h2:first-child {
    margin-top: 0;
}

.prose h3 {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--slate-800);
    margin-top: var(--space-8);
    margin-bottom: var(--space-3);
}

.prose p {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--space-4);
}

.prose ul,
.prose ol {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--space-4);
    padding-left: var(--space-6);
}

.prose li {
    margin-bottom: var(--space-2);
}

.prose a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color var(--transition-fast);
}

.prose a:hover {
    color: var(--green-700);
}

.prose strong {
    color: var(--slate-800);
    font-weight: 600;
}

.prose .effective-date {
    font-size: var(--font-size-sm);
    color: var(--color-text-lighter);
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

/* About page — mission cards */
.about-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
    margin-top: var(--space-8);
    margin-bottom: var(--space-8);
}

.about-card {
    background: var(--color-bg-alt);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-6);
}

.about-card__icon {
    font-size: 2rem;
    margin-bottom: var(--space-3);
}

.about-card__title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--slate-900);
    margin-bottom: var(--space-2);
}

.about-card__text {
    color: var(--color-text-light);
    line-height: 1.7;
    font-size: var(--font-size-sm);
}

@media (max-width: 768px) {
    .page-hero {
        padding: var(--space-12) 0 var(--space-8);
    }

    .page-hero__title {
        font-size: var(--font-size-3xl);
    }

    .prose {
        padding: var(--space-10) var(--space-6);
    }

    .about-grid {
        grid-template-columns: 1fr;
    }
}

/* ==================== RESPONSIVE ==================== */

/* Tablet */
@media (max-width: 1024px) {
    .hero__inner {
        grid-template-columns: 1fr;
        gap: var(--space-12);
        text-align: center;
    }

    .hero__subtitle {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .hero__actions {
        justify-content: center;
    }

    .hero__social-proof {
        justify-content: center;
        flex-direction: column;
        gap: var(--space-2);
    }

    .hero__proof-text {
        text-align: center;
    }

    .hero__title {
        font-size: var(--font-size-5xl);
    }

    .features__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimonials__grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .testimonials__grid .testimonial-card:last-child {
        grid-column: 1 / -1;
        max-width: 500px;
        margin: 0 auto;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .navbar__nav {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        width: 280px;
        background: #fff;
        flex-direction: column;
        align-items: flex-start;
        padding: calc(var(--space-24) + 20px) var(--space-8) var(--space-8);
        box-shadow: var(--shadow-2xl);
        transform: translateX(100%);
        transition: transform var(--transition-slow);
        gap: var(--space-4);
        z-index: 1001;
    }

    .navbar__nav.is-open {
        transform: translateX(0);
    }

    .navbar__toggle {
        display: flex;
    }

    .navbar__cta {
        width: 100%;
        text-align: center;
        margin-top: var(--space-4);
    }

    .hero {
        padding: calc(var(--space-20) + 60px) 0 var(--space-16);
        min-height: auto;
    }

    .hero__title {
        font-size: var(--font-size-4xl);
    }

    .hero__subtitle {
        font-size: var(--font-size-lg);
    }

    /* Social proof — stack vertically on mobile */
    .hero__social-proof {
        flex-direction: column;
        gap: var(--space-2);
    }

    .hero__proof-text {
        text-align: center;
    }

    /* Phone mockup — wider on mobile so content doesn't cramp */
    .phone-mockup__frame {
        width: min(320px, 85vw);
        transform: none;
    }

    .phone-mockup__screen {
        min-height: 520px;
        padding: var(--space-5) var(--space-4);
    }

    .section-title {
        font-size: var(--font-size-3xl);
    }

    .section-header {
        margin-bottom: var(--space-10);
    }

    .pain-points__grid {
        grid-template-columns: 1fr;
    }

    .features__grid {
        grid-template-columns: 1fr;
    }

    .testimonials__grid {
        grid-template-columns: 1fr;
    }

    .testimonials__grid .testimonial-card:last-child {
        max-width: 100%;
    }

    .step {
        flex-wrap: wrap;
    }

    .step__visual {
        display: none;
    }

    .footer__links {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .footer__bottom {
        flex-direction: column;
        gap: var(--space-4);
        text-align: center;
    }

    .waitlist__input-wrap {
        flex-direction: column;
    }

    .waitlist__btn {
        width: 100%;
    }

    .calc {
        grid-template-columns: 1fr;
    }

    .calc__panel {
        padding: var(--space-6);
    }

    .calc__results {
        min-height: 300px;
        padding: var(--space-6);
    }

    /* Calculator people buttons — use grid for even distribution */
    .calc__people {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: var(--space-2);
    }

    .calc__person-btn {
        width: 100%;
    }

    /* Calculator split method buttons — full-width row */
    .calc__methods {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-2);
    }

    .calc__method-btn {
        justify-content: center;
        padding: var(--space-2) var(--space-2);
        font-size: var(--font-size-xs);
    }

    .waitlist__share-btns {
        flex-direction: column;
        align-items: center;
    }

    .share-btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    .pain-points,
    .features,
    .how-it-works,
    .calculator,
    .testimonials,
    .faq,
    .waitlist {
        padding: var(--space-16) 0;
    }
}

/* Small mobile */
@media (max-width: 480px) {
    .hero__title {
        font-size: var(--font-size-3xl);
    }

    .hero__actions {
        flex-direction: column;
        align-items: center;
    }

    .hero__actions .btn {
        width: 100%;
        justify-content: center;
    }

    /* Phone mockup — still use most of the screen width */
    .phone-mockup__frame {
        width: min(300px, 82vw);
    }

    .phone-mockup__screen {
        min-height: 480px;
        padding: var(--space-4) var(--space-3);
    }

    /* Slightly smaller phone UI text on very small screens */
    .phone-ui__bill-name {
        font-size: var(--font-size-xs);
    }

    .phone-ui__bill-meta {
        font-size: 0.625rem;
    }

    .phone-ui__bill-amount {
        font-size: var(--font-size-xs);
    }

    .phone-ui__confirm-row {
        font-size: 0.625rem;
    }

    .phone-ui__household {
        font-size: var(--font-size-sm);
    }

    .section-title {
        font-size: var(--font-size-2xl);
    }

    .calc__panel {
        padding: var(--space-5);
    }

    .calc__results {
        padding: var(--space-5);
    }

    .calc__input {
        font-size: var(--font-size-xl);
    }

    .calc__currency {
        font-size: var(--font-size-xl);
    }
}

/* Overlay for mobile menu */
.nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.4);
    z-index: 998;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.nav-overlay.is-visible {
    display: block;
    opacity: 1;
}