/* Premium polish — site-wide micro-interactions & refinements */

/* Selection */
::selection {
    background: rgba(37, 99, 235, 0.38);
    color: #fff;
}

/* Cursor glow */
.cursor-glow {
    position: fixed;
    width: 480px;
    height: 480px;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.07) 0%, transparent 65%);
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: opacity 0.6s ease;
    will-change: transform;
}

body.cursor-active .cursor-glow {
    opacity: 1;
}

/* Floating header shell */
.header {
    opacity: 0;
    transform: translateX(-50%) translateY(-8px);
}

body.is-ready .header {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

body.is-ready .header.scrolled {
    transform: translateX(-50%) translateY(0) scale(0.988);
}

/* Nav link fade */
.nav a {
    transition: color 0.45s var(--ease), opacity 0.45s var(--ease);
}

.nav a:not(:hover):not(.active) {
    opacity: 0.78;
}

.nav a:hover {
    opacity: 1;
}

/* Logo hover scale */
.logo img {
    transition: opacity 0.4s var(--ease), transform 0.5s var(--ease);
}

.logo:hover img {
    opacity: 0.94;
    transform: scale(1.025);
}

/* Header CTA pulse & glow */
.header-cta {
    box-shadow:
        0 1px 3px rgba(0, 0, 0, 0.22),
        0 4px 14px rgba(0, 0, 0, 0.14),
        0 0 24px rgba(37, 99, 235, 0.24);
    animation: cta-glow-pulse 4.5s ease-in-out infinite;
}

.header-cta:hover {
    box-shadow:
        0 4px 16px rgba(0, 0, 0, 0.24),
        0 0 40px rgba(37, 99, 235, 0.42),
        0 0 64px rgba(37, 99, 235, 0.18);
}

@keyframes cta-glow-pulse {
    0%, 100% {
        box-shadow:
            0 1px 3px rgba(0, 0, 0, 0.22),
            0 4px 14px rgba(0, 0, 0, 0.14),
            0 0 24px rgba(37, 99, 235, 0.24);
    }
    50% {
        box-shadow:
            0 2px 8px rgba(0, 0, 0, 0.24),
            0 4px 18px rgba(0, 0, 0, 0.16),
            0 0 36px rgba(37, 99, 235, 0.34);
    }
}

/* Button arrow */
.btn {
    gap: 0.5rem;
}

.btn-arrow {
    flex-shrink: 0;
    transition: transform 0.45s var(--ease);
    opacity: 0.85;
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
    opacity: 1;
}

.btn:active {
    transform: translateY(-1px) scale(0.98);
}

.btn-primary:active,
.btn-secondary:active {
    transform: translateY(-1px) scale(0.98);
}

/* Glass card premium border */
.glass-card,
.feature-card,
.benefit-card,
.why-work-card,
.why-contact-card,
.contact-info-card {
    position: relative;
    box-shadow:
        0 1px 0 rgba(255, 255, 255, 0.04) inset,
        0 4px 24px rgba(0, 0, 0, 0.12);
}

.glass-card::before,
.feature-card::before,
.benefit-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: inherit;
    padding: 1px;
    background: linear-gradient(
        145deg,
        rgba(255, 255, 255, 0.1) 0%,
        rgba(255, 255, 255, 0.02) 40%,
        rgba(37, 99, 235, 0.12) 100%
    );
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
    opacity: 0.7;
    transition: opacity 0.4s ease;
}

.glass-card:hover::before,
.feature-card:hover::before,
.benefit-card:hover::before {
    opacity: 1;
}

/* Card tilt target */
.tilt-card {
    transform-style: preserve-3d;
    will-change: transform;
}

/* Feature icon hover */
.feature-icon,
.benefit-card,
.why-work-icon,
.contact-info-icon {
    transition:
        color 0.35s ease,
        border-color 0.35s ease,
        background 0.35s ease,
        transform 0.45s var(--ease);
}

/* Scroll reveal variants */
.reveal-scale {
    opacity: 0;
    transform: translateY(24px) scale(0.97);
    transition:
        opacity 0.85s var(--ease),
        transform 0.85s var(--ease);
    transition-delay: var(--delay, 0s);
}

.reveal-scale.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

.reveal-fade {
    opacity: 0;
    transition: opacity 1s var(--ease);
    transition-delay: var(--delay, 0s);
}

.reveal-fade.visible {
    opacity: 1;
}

/* Hero choreography */
.hero-line {
    display: block;
    overflow: hidden;
    padding-bottom: 0.08em;
}

.hero-line-inner {
    display: block;
    transform: translateY(108%);
    opacity: 0;
    transition:
        transform 1.05s var(--ease),
        opacity 0.85s ease;
}

.hero-line-inner.is-visible {
    transform: translateY(0);
    opacity: 1;
}

.hero-line-inner.text-accent {
    -webkit-text-fill-color: transparent;
}

.trust-badge {
    opacity: 0;
    transform: translateY(12px);
    transition:
        opacity 0.6s var(--ease),
        transform 0.6s var(--ease);
}

.trust-badge.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.hero-visual {
    opacity: 0;
    transform: translateY(40px) scale(0.94);
    transition:
        opacity 1.2s var(--ease),
        transform 1.2s var(--ease);
    transition-delay: 0.55s;
}

body.hero-sequence-done .hero-visual {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Hero atmosphere */
.hero-particles {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
}

.hero-particle {
    position: absolute;
    width: 2px;
    height: 2px;
    border-radius: 50%;
    background: rgba(147, 197, 253, 0.45);
    box-shadow: 0 0 6px rgba(59, 130, 246, 0.35);
    animation: particle-drift var(--duration, 18s) ease-in-out infinite;
    animation-delay: var(--delay, 0s);
    opacity: var(--opacity, 0.4);
}

@keyframes particle-drift {
    0%, 100% {
        transform: translate(0, 0);
        opacity: var(--opacity, 0.4);
    }
    50% {
        transform: translate(var(--drift-x, 20px), var(--drift-y, -30px));
        opacity: calc(var(--opacity, 0.4) * 1.4);
    }
}

.hero-ambient {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    pointer-events: none;
    animation: ambient-shift 22s ease-in-out infinite alternate;
}

.hero-ambient--1 {
    width: 45vw;
    max-width: 560px;
    height: 45vw;
    max-height: 560px;
    background: rgba(37, 99, 235, 0.06);
    top: 10%;
    left: -5%;
    animation-delay: -6s;
}

.hero-ambient--2 {
    width: 35vw;
    max-width: 420px;
    height: 35vw;
    max-height: 420px;
    background: rgba(59, 130, 246, 0.05);
    bottom: 15%;
    right: 5%;
    animation-delay: -12s;
}

@keyframes ambient-shift {
    0% { transform: translate(0, 0) scale(1); }
    100% { transform: translate(30px, -20px) scale(1.06); }
}

.hero-bg.is-active .hero-glow {
    animation-duration: 14s;
}

/* Device presentation */
.device-showcase {
    --mouse-x: 0;
    --mouse-y: 0;
}

.device-reflection {
    position: absolute;
    bottom: 8px;
    left: 12%;
    width: 76%;
    height: 48px;
    background: linear-gradient(180deg, rgba(37, 99, 235, 0.12) 0%, transparent 100%);
    filter: blur(16px);
    opacity: 0.55;
    pointer-events: none;
    transform: scaleY(-1);
    z-index: 0;
}

.device-glow--screen {
    width: 65%;
    height: 50%;
    background: radial-gradient(ellipse, rgba(59, 130, 246, 0.18) 0%, rgba(37, 99, 235, 0.06) 40%, transparent 70%);
    animation: screen-glow-pulse 5s ease-in-out infinite;
}

@keyframes screen-glow-pulse {
    0%, 100% { opacity: 0.7; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 1; transform: translate(-50%, -50%) scale(1.05); }
}

.macbook-wrap {
    position: absolute;
    top: 0;
    left: 50%;
    width: 92%;
    transform-style: preserve-3d;
    z-index: 2;
    transform:
        translateX(-58%)
        rotateY(calc(-10deg + var(--mouse-x) * 6deg))
        rotateX(calc(5deg + var(--mouse-y) * -4deg));
    transition: transform 0.15s ease-out;
    will-change: transform;
}

.macbook-wrap .macbook {
    position: relative;
    top: auto;
    left: auto;
    width: 100%;
    transform: none;
    animation: float-mac-y 7s ease-in-out infinite;
}

.macbook-lid {
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.1),
        0 0 0 1px rgba(255, 255, 255, 0.06),
        0 20px 60px rgba(0, 0, 0, 0.45);
}

.macbook-lid::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 14px 14px 0 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.06) 0%, transparent 40%);
    pointer-events: none;
}

.macbook-screen::after {
    content: '';
    position: absolute;
    inset: -30%;
    background: radial-gradient(ellipse at 50% 50%, rgba(59, 130, 246, 0.2), transparent 65%);
    pointer-events: none;
    z-index: 1;
    mix-blend-mode: screen;
    opacity: 0.6;
}

.macbook-shadow {
    bottom: -32px;
    height: 48px;
    filter: blur(16px);
    opacity: 0.85;
}

.iphone-wrap {
    position: absolute;
    bottom: 24px;
    right: -8px;
    width: 118px;
    transform-style: preserve-3d;
    z-index: 3;
    transform:
        rotateY(calc(-14deg + var(--mouse-x) * 4deg))
        rotateX(calc(3deg + var(--mouse-y) * -3deg));
    transition: transform 0.15s ease-out;
    will-change: transform;
}

.iphone-wrap .iphone {
    position: relative;
    bottom: auto;
    right: auto;
    width: 100%;
    transform: none;
    animation: float-phone-y 7s ease-in-out infinite;
    animation-delay: -3.5s;
}

.iphone-frame {
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.12),
        0 0 0 1px rgba(255, 255, 255, 0.08),
        0 12px 40px rgba(0, 0, 0, 0.5),
        0 0 24px rgba(59, 130, 246, 0.08);
}

.iphone-screen::after {
    content: '';
    position: absolute;
    inset: -20%;
    background: radial-gradient(ellipse at 50% 30%, rgba(59, 130, 246, 0.15), transparent 60%);
    pointer-events: none;
    z-index: 1;
    mix-blend-mode: screen;
}

@keyframes float-mac-y {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-14px); }
}

@keyframes float-phone-y {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

/* Page hero offset for floating nav */
.page-hero,
.page-hero--full {
    padding-top: calc(var(--header-h) + 2rem);
}

@media (max-width: 960px) {
    .page-hero.scrolled-adjust,
    .page-hero--full {
        padding-top: calc(var(--header-h) + 1.5rem);
    }
}

.tilt-card:hover {
    border-color: var(--border-hover);
}

/* Section subtle divider */
.section-divider {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: min(240px, 40%);
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
    pointer-events: none;
}

/* Lazy load fade-in */
img[loading="lazy"] {
    opacity: 0;
    transition: opacity 0.6s ease;
}

img[loading="lazy"].is-loaded {
    opacity: 1;
}

@media (max-width: 960px) {
    .cursor-glow {
        display: none;
    }
}

@media (max-width: 768px) {
    .device-showcase {
        height: 340px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .cursor-glow,
    .hero-particle,
    .hero-ambient,
    .header-cta {
        animation: none !important;
    }

    .header {
        opacity: 1;
        transform: translateX(-50%);
    }

    body.is-ready .header,
    body.is-ready .header.scrolled {
        transform: translateX(-50%);
    }

    .hero-line-inner,
    .trust-badge,
    .hero-visual {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .macbook-wrap .macbook,
    .iphone-wrap .iphone {
        animation: none !important;
    }

    .device-glow--screen {
        animation: none;
    }

    .reveal-scale {
        opacity: 1;
        transform: none;
        transition: none;
    }
}