/* Variables */
:root {
    --bg-color: #15201B;
    --surface-color: #232D29;
    --surface-highlight: #2A3430;
    --text-primary: #ffffff;
    --text-secondary: #9AA09D;

    --primary-color: #28E078;
    --primary-hover: #21C065;
    --primary-gradient-start: #28E078;
    --primary-gradient-end: #21C065;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    --spacing-xxl: 10rem;

    --container-width: 1200px;
    --border-radius-lg: 24px;
    --border-radius-xl: 40px;
    --motion-ease-standard: cubic-bezier(0.2, 0.65, 0.2, 1);
    --motion-duration-fast: 0.22s;
    --motion-duration-base: 0.42s;
    --motion-duration-slow: 0.62s;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

.sticky-hero-bg {
    position: fixed;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 0;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all var(--motion-duration-base) var(--motion-ease-standard);
}

:where(a, button, input, textarea, select, [role="button"]):focus-visible {
    outline: 2px solid rgba(141, 223, 178, 0.85);
    outline-offset: 3px;
    border-radius: 10px;
}

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

/* Typography */
h1,
h2,
h3 {
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

h1 {
    font-size: 4.5rem;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, #ffffff 0%, #e0e0e0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

p {
    color: var(--text-secondary);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    font-weight: 400;
    max-width: 600px;
}

/* Layout Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    position: relative;
    z-index: 1;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    border-radius: 100px;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--motion-duration-base) var(--motion-ease-standard);
    border: none;
    font-size: 1.1rem;
    letter-spacing: -0.01em;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-gradient-start), var(--primary-gradient-end));
    color: #000;
    /* Dark text on bright green looks better/more accessible usually, or white? Checking app theme implies white icons on accent sometimes, but let's stick to black for contrast on bright green */
    color: #0d1411;
    /* Very dark green/black */
}

.text-dark {
    color: #0d1411 !important;
}

.text-primary {
    color: var(--primary-color);
}

.font-bold {
    font-weight: 700;
}

.mt-sm {
    margin-top: var(--spacing-sm);
}

.mt-md {
    margin-top: var(--spacing-md);
}

.opacity-60 {
    opacity: 0.6;
}

.text-sm {
    font-size: 0.9rem;
}

.text-accent {
    color: #28E078;
}

.inline-block {
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(40, 224, 120, 0.22);
    filter: brightness(1.04);
}

.btn-outline {
    background-color: transparent;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.05);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.9rem;
}

.btn-lg {
    padding: 20px 48px;
    font-size: 1.3rem;
}

/* Animation */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 1s cubic-bezier(0.25, 0.8, 0.25, 1) forwards;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }

    50% {
        transform: translateY(-15px);
    }

    100% {
        transform: translateY(0px);
    }
}

@keyframes featureHeadIn {
    from {
        opacity: 0;
        transform: translateY(26px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes featureCardIn {
    0% {
        opacity: 0;
        transform: translateY(28px) scale(0.985);
        filter: blur(4px);
    }

    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
        filter: blur(0);
    }
}

@keyframes featureRowIn {
    0% {
        opacity: 0;
        transform: translateY(34px);
        filter: blur(6px);
    }

    100% {
        opacity: 1;
        transform: translateY(0);
        filter: blur(0);
    }
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(21, 32, 27, 0.8);
    /* App BG with opacity */
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    padding: 20px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-container {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    width: 100%;
    max-width: none;
    padding-left: 24px;
    padding-right: 24px;
    column-gap: 24px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 16px;
    user-select: none;
    justify-self: start;
}

.logo-mark-wrap {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
}

.logo-mark-svg {
    width: 100%;
    height: 100%;
    display: block;
    filter: drop-shadow(0 0 15px rgba(34, 215, 110, 0.3));
}

.logo-text {
    font-size: 2.25rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1;
}

.logo-dot {
    color: #22d76e;
}

.nav-center-links {
    display: flex;
    align-items: center;
    gap: 40px;
    justify-self: center;
}

.nav-center-links a {
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-secondary);
}

.nav-center-links a:hover,
.nav-center-links a.active {
    color: var(--text-primary);
}

.nav-buttons {
    display: flex;
    gap: 12px;
    margin-left: 0;
}

.auth-slot {
    justify-self: end;
    align-items: center;
    justify-content: flex-end;
}

.user-chip {
    display: flex;
    align-items: center;
    gap: 10px;
    max-width: 280px;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid rgba(255, 255, 255, 0.14);
    background: rgba(255, 255, 255, 0.05);
}

.user-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;
    display: block;
}

.user-avatar-fallback {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(40, 224, 120, 0.2);
    color: var(--primary-color);
    font-size: 0.78rem;
    font-weight: 700;
}

.user-text {
    min-width: 0;
}

.user-name,
.user-email {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-name {
    color: var(--text-primary);
    font-size: 0.86rem;
    font-weight: 600;
    line-height: 1.2;
}

.user-email {
    color: var(--text-secondary);
    font-size: 0.74rem;
    line-height: 1.2;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    min-height: 100svh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    padding-top: 120px;
    z-index: 1;
}

/* Fixed header anchor offset */
section[id] {
    scroll-margin-top: 120px;
}

.hero-bg-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, rgba(40, 224, 120, 0.15) 0%, rgba(21, 32, 27, 0) 70%);
    pointer-events: none;
    z-index: 0;
}

.hero-bg-mockup {
    position: absolute;
    z-index: 0;
    /* Behind content (2) */
    width: 600px;
    /* Really big */
    opacity: 0.4;
    filter: blur(25px);
    /* Blur them a lot */
    pointer-events: none;
    user-select: none;
}

.hero-bg-mockup img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 40px;
    box-shadow: 0 50px 100px rgba(0, 0, 0, 0.5);
}

.hero-bg-mockup.left {
    left: -50px;
    /* Closer (was -150) */
    top: 50px;
    /* Base rotation 15deg (/) */
    transform: rotate(15deg) perspective(1000px) rotateY(10deg);
}

.hero-bg-mockup.right {
    right: -50px;
    /* Closer (was -150) */
    top: 20px;
    /* Base rotation 15deg (/) - Same as left! */
    transform: rotate(15deg) perspective(1000px) rotateY(-10deg);
}

@media (max-width: 1200px) {
    .hero-bg-mockup {
        width: 400px;
        filter: blur(30px);
        opacity: 0.3;
    }
}

@media (max-width: 768px) {
    .hero-bg-mockup {
        width: 300px;
        opacity: 0.2;
    }

    .hero-bg-mockup.left {
        left: -100px;
    }

    .hero-bg-mockup.right {
        right: -100px;
    }
}

.hero-content {
    max-width: 900px;
    padding: var(--spacing-md);
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-block;
    padding: 8px 16px;
    background: rgba(40, 224, 120, 0.1);
    color: var(--primary-color);
    border-radius: 100px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    border: 1px solid rgba(40, 224, 120, 0.2);
}

.hero p {
    margin: 0 auto var(--spacing-lg) auto;
    font-size: 1.35rem;
    max-width: 700px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

/* Device Mockups & Features */
.features {
    padding: var(--spacing-xxl) 0;
}

.feature-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xxl);
}

.feature-row:last-child {
    margin-bottom: 0;
}

.feature-row.reverse {
    flex-direction: row-reverse;
}

.feature-text {
    flex: 0.8;
}

.feature-image-wrapper {
    flex: 1;
    display: flex;
    justify-content: center;
    perspective: 1000px;
}

/* Phone Frame Styling */
.device-frame {
    position: relative;
    background: #000;
    border-radius: 40px;
    /* Matches standard phone radius */
    padding: 12px;
    box-shadow:
        0 0 0 2px #333,
        /* Bezel */
        0 50px 100px -20px rgba(0, 0, 0, 0.7),
        /* Drop Shadow */
        0 30px 60px -30px rgba(40, 224, 120, 0.3);
    /* Colored Glow */
    max-width: 320px;
    /* Constrain width heavily to prevent "huge" images */
    width: 100%;
    margin: 0 auto;
    /* Initial state for JS animation */
    transform: perspective(1000px) rotateY(-10deg) rotateX(5deg);
    transition: transform 0.1s ease-out, box-shadow 0.3s ease;
    /* Faster transform for scroll, slower shadow */
    will-change: transform;
}

.feature-row.reverse .device-frame {
    transform: perspective(1000px) rotateY(10deg) rotateX(5deg);
}

.device-frame:hover {
    /* Hover overrides scroll slightly but scroll script will likely fight this. 
       We might need to rely purely on scroll or handle hover in JS. 
       For now, let's keep hover as a "reset" or enhancement */
    transform: perspective(1000px) rotateY(0) rotateX(0) scale(1.05) !important;
    box-shadow:
        0 0 0 2px #444,
        0 60px 120px -20px rgba(0, 0, 0, 0.8),
        0 40px 80px -30px rgba(40, 224, 120, 0.4);
    z-index: 10;
}

.device-frame img {
    border-radius: 32px;
    /* Inner screen radius */
    width: 100%;
    height: auto;
    display: block;
}

/* Web Frame Styling (Laptop ish) */
.device-frame.web {
    max-width: 800px;
    border-radius: 12px;
    padding: 8px;
    padding-bottom: 24px;
    /* Bottom bezel */
    /* Web frame initial transform */
    transform: perspective(1000px) rotateX(5deg);
    box-shadow:
        0 0 0 2px #333,
        0 50px 100px -20px rgba(0, 0, 0, 0.7);
}

.device-frame.web img {
    border-radius: 4px;
}

/* Silence Trim demo wrapper (was inline styles in HTML) */
.silence-trim-demo-wrapper {
    width: 100%;
    min-height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* CTA Footer */
.cta-section {
    padding: var(--spacing-xxl) 0;
    text-align: center;
    background: linear-gradient(to bottom, var(--bg-color), var(--surface-color));
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-section h2 {
    margin-bottom: var(--spacing-md);
    font-size: 3.5rem;
}

/* Footer */
footer {
    text-align: center;
    padding: var(--spacing-lg) 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
    background-color: var(--bg-color);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

/* Responsive */
@media (max-width: 1024px) {
    h1 {
        font-size: 3.5rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }
}

@media (max-width: 768px) {
    h1 {
        font-size: 2.8rem;
    }

    h2 {
        font-size: 2.2rem;
    }

    header {
        padding: 14px 0;
    }

    .logo-mark-wrap {
        width: 44px;
        height: 44px;
    }

    .logo-text {
        font-size: 1.9rem;
    }

    .nav-container {
        padding-left: 12px;
        padding-right: 12px;
    }

    /* Keep auth buttons visible on mobile, hide only the section links. */
    .nav-container {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
    }

    .nav-center-links {
        display: none;
    }

    .nav-buttons {
        margin-left: 0;
        flex-wrap: wrap;
        justify-content: flex-end;
    }

    .auth-slot {
        max-width: min(70vw, 360px);
        margin-left: auto;
        justify-self: auto;
    }

    .user-chip {
        max-width: 170px;
        padding: 6px 8px;
    }

    .user-email {
        display: none;
    }

    .btn-sm {
        padding: 10px 14px;
        font-size: 0.9rem;
    }

    p {
        font-size: 1.1rem;
    }

    .hero {
        padding-top: 96px;
    }

    .hero p {
        font-size: 1.15rem;
        margin-bottom: var(--spacing-md);
    }

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

    .hero-buttons .btn {
        width: 100%;
        max-width: 320px;
    }

    .feature-row,
    .feature-row.reverse {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-lg);
    }

    .feature-row p {
        margin-left: auto;
        margin-right: auto;
    }

    .feature-text {
        order: 1;
    }

    .feature-image-wrapper {
        order: 2;
        width: 100%;
    }

    .device-frame,
    .feature-row.reverse .device-frame {
        transform: none;
        /* No 3D on mobile for simplicity */
        margin: 0 auto;
        max-width: 280px;
    }

    .device-frame.web {
        max-width: 100%;
    }

    .cta-section h2 {
        font-size: 2.7rem;
    }

    .silence-trim-demo-wrapper {
        min-height: 360px;
    }

    section[id] {
        scroll-margin-top: 96px;
    }
}

.silence-trim-frame {
    background: linear-gradient(135deg, #0d1411 0%, #1a2e25 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* Silence Trimming Logo Animation */
/* Silence Trimming Logo Animation */
/* Silence Trimming Logo Animation */
.silence-trim-demo {
    position: relative;
    width: 100%;
    min-height: clamp(320px, 60vw, 600px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    overflow: visible;
    /* Allow particles to fly out */
}

.trim-logo-container {
    position: relative;
    width: clamp(260px, 80vw, 600px);
    height: clamp(260px, 80vw, 600px);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 40px;
}

.trim-icon-bg {
    width: clamp(180px, 55vw, 400px);
    height: clamp(180px, 55vw, 400px);
    background-color: var(--primary-color);
    border-radius: clamp(54px, 16vw, 120px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    box-shadow: 0 40px 100px rgba(40, 224, 120, 0.4);
    /* Removed infinite pulse, will use JS triggers or kept subtle? User asked for tilt on popup.
       Keeping subtle pulse + tilt combo might be nice, but user said "quickly tilt".
       I'll keep the pulse but make it subtle, and add a separate tilt class.
    */
    animation: pulseIcon 3s infinite ease-in-out;
    transition: transform 0.1s;
}

.trim-icon-bg.tilt-shake {
    animation: tiltShake 0.3s ease-out;
    /* Override pulse briefly */
}

.trim-icon-scissors {
    font-size: clamp(90px, 28vw, 200px);
    color: #0d1411;
    display: inline-block;
}

/* Hide other icons */
.trim-icon,
.trim-icon-real {
    display: none;
}

/* Removed trim-ripple styles */

.trim-label {
    color: #fff;
    font-weight: 700;
    font-size: 2rem;
    /* Larger label too */
    letter-spacing: 0.5px;
    opacity: 0.9;
    margin-top: 20px;
}

.time-particle {
    position: absolute;
    color: #0d1411;
    font-weight: 800;
    font-size: clamp(1.1rem, 4.8vw, 2rem);
    background: var(--primary-color);
    padding: 12px 24px;
    border-radius: 40px;
    pointer-events: none;
    animation: floatUp 1.5s forwards ease-out;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
    z-index: 10;
    /* Top of button */
}

@keyframes tiltShake {
    0% {
        transform: rotate(0deg) scale(1.02);
    }

    25% {
        transform: rotate(-5deg) scale(1.05);
    }

    50% {
        transform: rotate(5deg) scale(1.05);
    }

    75% {
        transform: rotate(-5deg) scale(1.05);
    }

    100% {
        transform: rotate(0deg) scale(1);
    }
}

@keyframes pulseIcon {
    0% {
        transform: scale(1);
        box-shadow: 0 10px 30px rgba(40, 224, 120, 0.4);
    }

    50% {
        transform: scale(1.05);
        box-shadow: 0 15px 40px rgba(40, 224, 120, 0.6);
    }

    100% {
        transform: scale(1);
        box-shadow: 0 10px 30px rgba(40, 224, 120, 0.4);
    }
}


/* Removed rippleEffect keyframes */

@keyframes floatUp {
    0% {
        transform: translate(-50%, 20px) scale(0.5);
        opacity: 0;
    }

    20% {
        transform: translate(-50%, -10px) scale(1.1);
        opacity: 1;
    }

    100% {
        transform: translate(-50%, -100px) scale(1);
        opacity: 0;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 2.25rem;
    }

    h2 {
        font-size: 1.9rem;
    }

    .btn-lg {
        padding: 16px 24px;
        font-size: 1.15rem;
    }

    .hero-content {
        padding: var(--spacing-sm);
    }

    .hero-bg-mockup {
        display: none;
    }
}

/* ==========================================================================
   Elegant Refresh Overrides (keeps existing structure, improves variation)
   ========================================================================== */
:root {
    --bg-color: #0d1110;
    --surface-color: #1a231e;
    --surface-highlight: #223029;
    --text-primary: #f5f8f6;
    --text-secondary: #a5b0ab;
    --primary-color: #22d76e;
    --primary-hover: #29e57a;
    --primary-gradient-start: #5aff9e;
    --primary-gradient-end: #22d76e;
    --container-width: 1280px;
    --hero-glass-bg: linear-gradient(to bottom right, rgba(24, 36, 31, 0.42), rgba(15, 24, 20, 0.22));
    --hero-glass-border: 1px solid rgba(255, 255, 255, 0.08);
    --hero-glass-shadow: 0 24px 80px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.07);
    --motion-ease-standard: cubic-bezier(0.2, 0.65, 0.2, 1);
    --motion-duration-fast: 0.22s;
    --motion-duration-base: 0.42s;
    --motion-duration-slow: 0.62s;
}

body {
    background:
        radial-gradient(1200px 600px at 12% -5%, rgba(34, 215, 110, 0.11), transparent 62%),
        radial-gradient(900px 420px at 88% -12%, rgba(90, 255, 158, 0.08), transparent 66%),
        var(--bg-color);
}

h1 {
    font-size: clamp(3rem, 6.2vw, 5.15rem);
    letter-spacing: -0.045em;
    line-height: 1.03;
}

.hero h1 {
    padding-bottom: 0.08em;
}

h2 {
    font-size: clamp(2rem, 3.8vw, 3.6rem);
    letter-spacing: -0.032em;
}

p {
    font-size: clamp(1rem, 1.45vw, 1.28rem);
    line-height: 1.72;
}

.btn {
    border-radius: 999px;
    transition:
        transform var(--motion-duration-base) var(--motion-ease-standard),
        box-shadow var(--motion-duration-base) var(--motion-ease-standard),
        filter var(--motion-duration-base) var(--motion-ease-standard),
        background var(--motion-duration-base) var(--motion-ease-standard),
        border-color var(--motion-duration-base) var(--motion-ease-standard),
        color var(--motion-duration-base) var(--motion-ease-standard);
}

.btn-primary {
    background: linear-gradient(130deg, var(--primary-gradient-start) 0%, var(--primary-gradient-end) 100%);
    box-shadow:
        0 14px 34px rgba(34, 215, 110, 0.22),
        inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow:
        0 14px 30px rgba(34, 215, 110, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 0.45);
    filter: brightness(1.03);
}

.btn-outline {
    border-color: rgba(255, 255, 255, 0.24);
    background: linear-gradient(130deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
}

header {
    background: linear-gradient(to bottom, rgba(13, 17, 16, 0.9), rgba(13, 17, 16, 0.76));
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.nav-center-links a {
    position: relative;
    font-weight: 600;
    letter-spacing: 0.01em;
    color: rgba(245, 248, 246, 0.72);
    transition: color var(--motion-duration-fast) var(--motion-ease-standard);
}

.nav-center-links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 100%;
    height: 1.5px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0), rgba(245, 248, 246, 0.55), rgba(255, 255, 255, 0));
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--motion-duration-fast) var(--motion-ease-standard);
}

.nav-center-links a:hover,
.nav-center-links a.active {
    color: rgba(245, 248, 246, 0.96);
}

.nav-center-links a:hover::after,
.nav-center-links a.active::after {
    transform: scaleX(1);
}

.hero {
    padding-top: clamp(108px, 12vw, 146px);
}

.hero-content {
    max-width: 980px;
    padding: clamp(1.2rem, 3.5vw, 2.3rem);
    border-radius: 34px;
    background: var(--hero-glass-bg);
    border: var(--hero-glass-border);
    box-shadow: var(--hero-glass-shadow);
}

.hero p {
    max-width: 760px;
}

.badge {
    background: rgba(34, 215, 110, 0.14);
    border: 1px solid rgba(34, 215, 110, 0.3);
}

.features {
    counter-reset: feature;
    display: grid;
    gap: clamp(2.5rem, 7vw, 5.8rem);
    padding-top: clamp(3rem, 7vw, 5.4rem);
}

.features.feature-rows-animate-ready .feature-row {
    opacity: 0;
    transform: translateY(30px);
}

.features.feature-rows-animate-ready .feature-row.in-view {
    animation: featureRowIn calc(var(--motion-duration-slow) + 0.04s) var(--motion-ease-standard) var(--feature-row-delay, 0s) forwards;
}

.features .feature-row {
    counter-increment: feature;
    position: relative;
    margin-bottom: 0;
    padding: clamp(1.1rem, 2.8vw, 2rem);
    border-radius: 34px;
    background: var(--hero-glass-bg);
    border: var(--hero-glass-border);
    box-shadow: var(--hero-glass-shadow);
}

.features .feature-row::before {
    display: none;
}

.features .feature-row::after {
    content: "0" counter(feature);
    position: absolute;
    top: 18px;
    right: 20px;
    color: rgba(165, 176, 171, 0.23);
    font-size: clamp(2.15rem, 3.2vw, 3.4rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1;
    pointer-events: none;
}

.feature-text h2 {
    margin-bottom: clamp(0.7rem, 1.8vw, 1.2rem);
}

.feature-text p {
    max-width: 58ch;
    margin-bottom: clamp(1rem, 2.4vw, 1.8rem);
}

.feature-row.reverse .feature-text p {
    margin-left: auto;
}

.feature-image-wrapper {
    padding: clamp(0.25rem, 1.6vw, 0.8rem);
}

.device-frame {
    border-radius: 42px;
    background: #060807;
    box-shadow:
        0 0 0 1.5px rgba(255, 255, 255, 0.12),
        0 44px 90px -26px rgba(0, 0, 0, 0.72),
        0 25px 55px -32px rgba(34, 215, 110, 0.34);
}

.feature-row:nth-of-type(2n) .device-frame {
    box-shadow:
        0 0 0 1.5px rgba(255, 255, 255, 0.12),
        0 44px 90px -26px rgba(0, 0, 0, 0.72),
        0 25px 55px -32px rgba(90, 255, 158, 0.28);
}

.feature-grid-wrap {
    margin-top: clamp(2.1rem, 5.6vw, 4.8rem);
    margin-bottom: clamp(1.2rem, 3.4vw, 2.8rem);
}

.feature-grid-wrap.feature-animate-ready .feature-grid-head,
.feature-grid-wrap.feature-animate-ready .feature-tile {
    opacity: 0;
    transform: translateY(24px);
}

.feature-grid-wrap.feature-animate-ready .feature-grid-head.in-view {
    animation: featureHeadIn var(--motion-duration-slow) var(--motion-ease-standard) forwards;
}

.feature-grid-wrap.feature-animate-ready .feature-tile.in-view {
    animation: featureCardIn calc(var(--motion-duration-slow) - 0.04s) var(--motion-ease-standard) var(--feature-grid-delay, 0s) forwards;
}

.feature-grid-head {
    margin-bottom: clamp(1.1rem, 3.1vw, 2.2rem);
}

.feature-grid-head h2,
.feature-grid-head h3 {
    font-size: clamp(1.75rem, 3vw, 2.6rem);
    line-height: 1.08;
    letter-spacing: -0.03em;
    margin-bottom: 0.55rem;
}

.feature-grid-head p {
    max-width: 920px;
    margin-bottom: 0;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(0.9rem, 1.8vw, 1.25rem);
}

.seo-faq {
    margin-top: clamp(1.5rem, 4vw, 2.8rem);
    margin-bottom: clamp(2rem, 6vw, 4rem);
}

.seo-faq h2 {
    font-size: clamp(1.8rem, 3.4vw, 2.6rem);
    margin-bottom: 1rem;
}

.seo-faq-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.95rem;
}

.seo-faq-item {
    border-radius: 20px;
    background: rgba(24, 38, 33, 0.56);
    border: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1rem 1.1rem;
}

.seo-faq-item h3 {
    font-size: 1rem;
    margin-bottom: 0.45rem;
}

.seo-faq-item p {
    margin-bottom: 0;
    font-size: 0.95rem;
    max-width: none;
}

.feature-tile {
    min-height: clamp(230px, 24vw, 295px);
    padding: clamp(1.05rem, 2.15vw, 1.45rem);
    border-radius: 28px;
    background: var(--hero-glass-bg);
    border: var(--hero-glass-border);
    box-shadow: var(--hero-glass-shadow);
}

.feature-tile:nth-child(3n) {
    background: var(--hero-glass-bg);
}

.feature-tile-icon {
    width: 62px;
    height: 62px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 18px;
    color: #7dfcaf;
    background: linear-gradient(145deg, rgba(34, 215, 110, 0.2), rgba(34, 215, 110, 0.08));
    border: 1px solid rgba(125, 252, 175, 0.3);
    margin-bottom: 1rem;
    font-size: 1.5rem;
    transition:
        transform var(--motion-duration-base) var(--motion-ease-standard),
        border-color var(--motion-duration-base) var(--motion-ease-standard),
        background var(--motion-duration-base) var(--motion-ease-standard);
}

.feature-tile h4 {
    font-size: clamp(1.15rem, 1.9vw, 1.9rem);
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 0.45rem;
}

.feature-tile p {
    margin-bottom: 0;
    max-width: 40ch;
    font-size: clamp(0.98rem, 1.25vw, 1.15rem);
    line-height: 1.6;
}

.cta-section {
    background: transparent;
}

.cta-section::before {
    display: none;
}

.download-panel {
    padding: clamp(1.5rem, 5vw, 3.5rem) clamp(1.2rem, 4vw, 2.8rem);
    border-radius: 34px;
    background: var(--hero-glass-bg);
    border: var(--hero-glass-border);
    box-shadow: var(--hero-glass-shadow);
    text-align: center;
}

.download-kicker {
    margin-bottom: 0.5rem;
    color: #8ddfb2;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    font-weight: 700;
    font-size: 0.78rem;
}

.download-panel h2 {
    margin-bottom: 0.7rem;
    font-size: clamp(2.05rem, 4.2vw, 4.2rem);
    line-height: 0.98;
}

.download-panel p {
    max-width: 820px;
    margin-left: auto;
    margin-right: auto;
}

.download-actions {
    margin-top: clamp(0.95rem, 2.4vw, 1.6rem);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.9rem;
    flex-wrap: wrap;
}

.download-actions .btn {
    min-width: 220px;
    gap: 0.6rem;
}

.download-actions .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow:
        0 12px 24px rgba(34, 215, 110, 0.18),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
    filter: brightness(1.02);
}

.download-actions .btn-outline:hover {
    transform: translateY(-1px);
    border-color: rgba(255, 255, 255, 0.34);
    background: linear-gradient(130deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
}

.download-note {
    margin-top: 0.95rem;
    margin-bottom: 0;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.download-note i {
    margin-right: 0.35rem;
    color: #b6beb9;
}

footer {
    background:
        linear-gradient(to top, rgba(0, 0, 0, 0.2), transparent),
        var(--bg-color);
}

.footer-link {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color var(--motion-duration-fast) var(--motion-ease-standard);
}

.footer-link:hover {
    color: var(--text-primary);
}

.floating-cta {
    position: fixed;
    left: 50%;
    bottom: 20px;
    transform: translate(-50%, 16px);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px;
    border-radius: 999px;
    background: linear-gradient(to bottom right, rgba(24, 36, 31, 0.86), rgba(15, 24, 20, 0.78));
    border: 1px solid rgba(255, 255, 255, 0.14);
    box-shadow: 0 12px 34px rgba(0, 0, 0, 0.32);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    opacity: 0;
    pointer-events: none;
    z-index: 920;
    transition:
        opacity var(--motion-duration-fast) var(--motion-ease-standard),
        transform var(--motion-duration-fast) var(--motion-ease-standard);
}

.floating-cta.visible {
    opacity: 1;
    transform: translate(-50%, 0);
    pointer-events: auto;
}

.floating-cta-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 18px;
    border-radius: 999px;
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.01em;
    transition:
        transform var(--motion-duration-fast) var(--motion-ease-standard),
        background var(--motion-duration-fast) var(--motion-ease-standard),
        color var(--motion-duration-fast) var(--motion-ease-standard),
        border-color var(--motion-duration-fast) var(--motion-ease-standard);
}

.floating-cta-btn.primary {
    background: linear-gradient(130deg, #5aff9e 0%, #22d76e 100%);
    color: #0d1411;
    border: 1px solid rgba(255, 255, 255, 0.25);
}

.floating-cta-btn.secondary {
    color: rgba(245, 248, 246, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: linear-gradient(130deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
}

.floating-cta-btn:hover {
    transform: translateY(-1px);
}

.floating-cta-btn.secondary:hover {
    border-color: rgba(255, 255, 255, 0.34);
}

@media (max-width: 1280px) {
    .nav-container {
        padding-left: 18px;
        padding-right: 18px;
    }

    .user-chip {
        max-width: 230px;
    }

    .user-email {
        display: none;
    }

    .feature-row {
        gap: clamp(1.5rem, 3.3vw, 2.4rem);
    }
}

@media (max-width: 980px) {
    .feature-row,
    .feature-row.reverse {
        flex-direction: column;
        text-align: center;
    }

    .feature-text,
    .feature-row.reverse .feature-text {
        width: 100%;
    }

    .feature-text p,
    .feature-row.reverse .feature-text p {
        margin-left: auto;
        margin-right: auto;
    }

    .feature-image-wrapper {
        width: 100%;
    }

    .feature-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .seo-faq-grid {
        grid-template-columns: 1fr;
    }

    .floating-cta {
        display: none;
    }
}

@media (max-width: 768px) {
    .hero-content {
        border-radius: 24px;
        padding: 1.05rem;
    }

    .feature-row {
        border-radius: 24px;
        padding: 1rem;
    }

    .feature-row::after {
        top: 12px;
        right: 14px;
    }

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

    .feature-tile {
        min-height: 0;
    }

    .download-panel {
        border-radius: 24px;
    }

    .download-actions .btn {
        min-width: min(100%, 320px);
    }
}

@media (max-width: 480px) {
    .hero-content {
        border: 1px solid rgba(255, 255, 255, 0.06);
    }

    .features {
        gap: 2rem;
    }

    .feature-row {
        padding: 0.85rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .feature-grid-wrap.feature-animate-ready .feature-grid-head,
    .feature-grid-wrap.feature-animate-ready .feature-tile,
    .features.feature-rows-animate-ready .feature-row {
        opacity: 1;
        transform: none;
        filter: none;
        animation: none;
    }

    .floating-cta {
        transition: none;
    }
}

@media (hover: hover) and (pointer: fine) {
    .feature-tile {
        transition:
            transform var(--motion-duration-base) var(--motion-ease-standard),
            border-color var(--motion-duration-base) var(--motion-ease-standard),
            box-shadow var(--motion-duration-base) var(--motion-ease-standard),
            background var(--motion-duration-base) var(--motion-ease-standard);
    }

    .feature-tile:hover {
        transform: translateY(-4px);
        border-color: rgba(255, 255, 255, 0.16);
        background: linear-gradient(to bottom right, rgba(24, 36, 31, 0.5), rgba(15, 24, 20, 0.28));
        box-shadow: 0 26px 58px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.08);
    }

    .feature-tile:hover .feature-tile-icon {
        transform: translateY(-1px);
        border-color: rgba(125, 252, 175, 0.38);
        background: linear-gradient(145deg, rgba(34, 215, 110, 0.16), rgba(34, 215, 110, 0.09));
    }
}