/* =====================================================
   MOTION LAYER
   --------------------------------------------------------
   All "pro max" animations and micro-interactions.
   Layered on top of style.css — no existing rules altered.
   Honors prefers-reduced-motion.
===================================================== */

/* Custom design tokens that complement the existing system */
:root {
    --ease-out-expo:  cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-back:  cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-in-out:    cubic-bezier(0.65, 0, 0.35, 1);

    --reveal-distance: 32px;
    --reveal-duration: 1200ms;

    --primary-glow:   rgba(52, 211, 153, 0.45);
    --primary-glow-soft: rgba(52, 211, 153, 0.18);
}

/* Anchor links get smooth scroll via JS; keep wheel/trackpad instant */
html {
    scroll-behavior: auto;
}

/* Subtle custom scrollbar that matches the brand */
@supports (scrollbar-color: auto) {
    html {
        scrollbar-color: rgba(52, 211, 153, 0.35) transparent;
        scrollbar-width: thin;
    }
}

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, rgba(52, 211, 153, 0.35), rgba(16, 185, 129, 0.55));
    border-radius: 10px;
    border: 2px solid #000203;
}
::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, rgba(52, 211, 153, 0.55), rgba(16, 185, 129, 0.85));
}

/* Selection */
::selection {
    background: rgba(52, 211, 153, 0.35);
    color: #F8FAFC;
}

/* =====================================================
   AMBIENT BACKGROUND AURA
===================================================== */

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background:
        radial-gradient(800px circle at 15% 12%, rgba(52, 211, 153, 0.10), transparent 50%),
        radial-gradient(600px circle at 85% 88%, rgba(16, 185, 129, 0.08), transparent 55%);
    opacity: 0.9;
    animation: aura-drift 26s ease-in-out infinite alternate;
}

@keyframes aura-drift {
    0%   { transform: translate3d(0, 0, 0)        scale(1);   }
    50%  { transform: translate3d(20px, -10px, 0) scale(1.05); }
    100% { transform: translate3d(-15px, 15px, 0) scale(1);   }
}

/* Keep page sections above the aura — exclude fixed UI shells */
body > *:not(script):not(.nav-shell):not(.navbar):not(.mobile-menu):not(.nav-overlay):not(.success-modal):not(.cursor-dot) {
    position: relative;
    z-index: 1;
}

/* =====================================================
   SCROLL-DRIVEN REVEALS
   Add data-reveal[="up"|"left"|"right"|"scale"] to any
   element. JS toggles `.is-in-view` once visible.
===================================================== */

[data-reveal] {
    opacity: 0;
    transform: translate3d(0, var(--reveal-distance), 0);
    transition:
        opacity var(--reveal-duration) var(--ease-out-expo),
        transform var(--reveal-duration) var(--ease-out-expo);
}

[data-reveal="left"]  { transform: translate3d(calc(-1 * var(--reveal-distance)), 0, 0); }
[data-reveal="right"] { transform: translate3d(var(--reveal-distance), 0, 0); }
[data-reveal="scale"] { transform: scale(0.92); }
[data-reveal="fade"]  { transform: none; }

[data-reveal].is-in-view {
    opacity: 1;
    transform: none;
}

/* Stagger child reveals: any direct child with [data-reveal-child] */
[data-reveal-stagger].is-in-view > [data-reveal-child] {
    --i: 0;
    animation: reveal-up 1100ms var(--ease-out-expo) both;
    animation-delay: calc(var(--i) * 140ms);
}

@keyframes reveal-up {
    from { opacity: 0; transform: translate3d(0, 28px, 0); }
    to   { opacity: 1; transform: none; }
}

/* =====================================================
   PAGE INTRO
===================================================== */

body {
    animation: page-intro 1100ms var(--ease-out-expo) both;
}

@keyframes page-intro {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* =====================================================
   GRADIENT TEXT (used on hero/section title accents)
===================================================== */

.gradient-text {
    background: linear-gradient(
        92deg,
        #34D399 0%,
        #6EE7B7 30%,
        #A7F3D0 50%,
        #34D399 75%,
        #10B981 100%
    );
    background-size: 200% 100%;
    -webkit-background-clip: text;
            background-clip: text;
    -webkit-text-fill-color: transparent;
            color: transparent;
    animation: gradient-shimmer 9s linear infinite;
}

@keyframes gradient-shimmer {
    from { background-position:   0% 50%; }
    to   { background-position: 200% 50%; }
}

/* =====================================================
   HERO POLISH
===================================================== */

.hero-badge {
    position: relative;
    overflow: hidden;
}
.hero-badge::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(110deg,
        transparent 30%,
        rgba(52, 211, 153, 0.35) 50%,
        transparent 70%);
    transform: translateX(-100%);
    animation: badge-shine 5s ease-in-out infinite;
    animation-delay: 1.6s;
    pointer-events: none;
}

@keyframes badge-shine {
    0%, 60%, 100% { transform: translateX(-110%); }
    80%           { transform: translateX(110%); }
}

/* Floating bob on the hero portrait */
.hero-right img {
    animation: hero-float 10s ease-in-out infinite;
}

@keyframes hero-float {
    0%, 100% { transform: translateY(0)    rotate(0deg);   }
    50%      { transform: translateY(-12px) rotate(0.4deg); }
}

/* Soft glow ring behind the hero portrait */
.hero-right {
    position: relative;
}
.hero-right::before {
    content: "";
    position: absolute;
    inset: 5%;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(52, 211, 153, 0.20), transparent 60%);
    filter: blur(40px);
    animation: hero-glow 8s ease-in-out infinite alternate;
    z-index: -1;
}

@keyframes hero-glow {
    from { opacity: 0.6; transform: scale(0.95); }
    to   { opacity: 1.0; transform: scale(1.05); }
}

/* =====================================================
   NAVBAR — compact-on-scroll
   Sticky only on desktop. Mobile/tablet use position:fixed
   from responsive.css — this file loads last, so sticky
   must not override those breakpoints.
===================================================== */

.navbar {
    transition:
        padding   600ms var(--ease-out-expo),
        box-shadow 600ms ease,
        backdrop-filter 600ms ease;
}

@media (min-width: 1151px) {
    .navbar {
        position: sticky;
        top: 12px;
        z-index: 50;
    }
}

/* Re-assert fixed nav shell after animations.css (loaded last) */
@media (max-width: 1150px) {
    .nav-shell {
        display: block;
        position: fixed;
        top: max(12px, env(safe-area-inset-top, 0px));
        left: 0;
        right: 0;
        z-index: 9997;
        padding-inline: max(var(--nav-gutter), env(safe-area-inset-left, 0px));
        box-sizing: border-box;
        pointer-events: none;
    }

    .nav-shell .navbar {
        position: relative;
        top: auto;
        left: auto;
        right: auto;
        width: 100%;
        margin: 0;
        pointer-events: auto;
    }
}

.navbar.scrolled {
    padding: 6px 18px;
    box-shadow:
        0 18px 45px rgba(0, 0, 0, 0.7),
        inset 0 1px 0 rgba(255, 255, 255, 0.04),
        0 0 30px rgba(52, 211, 153, 0.12);
}

/* Active link underline that slides */
.nav-links li a {
    position: relative;
    transition: color 250ms ease;
}

.nav-links li a::after {
    content: "";
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: -4px;
    height: 2px;
    border-radius: 2px;
    background: linear-gradient(90deg, #34D399, #6EE7B7);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 500ms var(--ease-out-expo);
}

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

/* =====================================================
   BUTTON SHINE & MAGNETIC
===================================================== */

.hero-btn-primary,
.primary-btn,
.talk-btn,
.mobile-talk-btn {
    position: relative;
    overflow: hidden;
    isolation: isolate;
}

.hero-btn-primary::before,
.primary-btn::before,
.talk-btn::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(110deg,
        transparent 30%,
        rgba(255, 255, 255, 0.35) 50%,
        transparent 70%);
    transform: translateX(-150%);
    transition: transform 1000ms var(--ease-out-expo);
    pointer-events: none;
    z-index: 1;
}

.hero-btn-primary:hover::before,
.primary-btn:hover::before,
.talk-btn:hover::before {
    transform: translateX(150%);
}

[data-magnetic] {
    transition: transform 250ms var(--ease-out-back);
    will-change: transform;
}

/* =====================================================
   SERVICE CARDS — 3D tilt + animated border
===================================================== */

.service-card {
    transform-style: preserve-3d;
    transition:
        transform 600ms var(--ease-out-expo),
        border-color 600ms ease,
        box-shadow 600ms ease;
}

.service-card::before {
    content: "";
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: conic-gradient(
        from var(--card-angle, 0deg),
        transparent 0deg,
        rgba(52, 211, 153, 0.55) 60deg,
        transparent 120deg
    );
    -webkit-mask:
        linear-gradient(#000, #000) content-box,
        linear-gradient(#000, #000);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    opacity: 0;
    transition: opacity 350ms ease;
    pointer-events: none;
}

.service-card:hover::before {
    opacity: 1;
    animation: card-spin 6s linear infinite;
}

@property --card-angle {
    syntax: "<angle>";
    initial-value: 0deg;
    inherits: false;
}

@keyframes card-spin {
    to { --card-angle: 360deg; }
}

.service-card:hover .service-icon {
    animation: icon-pop 900ms var(--ease-out-back);
}

@keyframes icon-pop {
    0%   { transform: scale(1)    rotate(0);    }
    50%  { transform: scale(1.15) rotate(-8deg); }
    100% { transform: scale(1)    rotate(0);    }
}

/* =====================================================
   STATS — counter pulse on reveal
===================================================== */

.stats-content h3 {
    font-variant-numeric: tabular-nums;
}

.stats-item.is-in-view .stats-icon {
    animation: stats-pulse 2.2s ease-in-out;
}

@keyframes stats-pulse {
    0%, 100% { box-shadow: 0 0 0 0 var(--primary-glow); }
    50%      { box-shadow: 0 0 0 12px transparent; }
}

/* =====================================================
   SKILLS — infinite marquee
===================================================== */

.skills-marquee {
    --gap: 24px;
    position: relative;
    overflow: hidden;
    touch-action: pan-y;
    padding: 24px 0;
    border-radius: 24px;
    background:
        linear-gradient(180deg, rgba(8, 12, 16, 0.98), rgba(4, 7, 10, 1));
    border: 1px solid rgba(52, 211, 153, 0.12);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.04),
        inset 0 -1px 0 rgba(0, 0, 0, 0.35),
        0 24px 60px rgba(0, 0, 0, 0.55),
        0 0 30px rgba(52, 211, 153, 0.025);
    -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
            mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.skills-marquee::before {
    content: "";
    position: absolute;
    top: 0;
    left: 15%;
    width: 70%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(52, 211, 153, 0.45), transparent);
    z-index: 2;
}

.skills-track {
    display: flex;
    gap: var(--gap);
    width: max-content;
    animation: marquee 60s linear infinite;
}

.skills-track--reverse {
    animation-direction: reverse;
    margin-top: 16px;
    animation-duration: 72s;
}

.skills-marquee:hover .skills-track {
    animation-play-state: paused;
}

@keyframes marquee {
    from { transform: translate3d(0, 0, 0); }
    to   { transform: translate3d(calc(-50% - (var(--gap) / 2)), 0, 0); }
}

.skills-track .skill-item {
    flex: 0 0 auto;
    min-width: 150px;
    background: rgba(52, 211, 153, 0.025);
    border: 1px solid rgba(52, 211, 153, 0.08);
}

/* =====================================================
   EXPERIENCE — card grid hover
===================================================== */

.exp-card {
    transition:
        transform 600ms var(--ease-out-expo),
        border-color 600ms ease,
        box-shadow 600ms ease;
}

.exp-card--current {
    animation: exp-current-glow 4s ease-in-out infinite;
}

@keyframes exp-current-glow {
    0%, 100% { box-shadow: inset 0 1px 0 rgba(255,255,255,.05), 0 16px 40px rgba(0,0,0,.4), 0 0 20px rgba(52,211,153,.06); }
    50%      { box-shadow: inset 0 1px 0 rgba(255,255,255,.05), 0 16px 40px rgba(0,0,0,.4), 0 0 32px rgba(52,211,153,.12); }
}

/* =====================================================
   PORTFOLIO — image zoom + overlay reveal
===================================================== */

.portfolio-item {
    cursor: pointer;
}

.portfolio-item .portfolio-overlay {
    position: absolute;
    inset: 20px;
    border-radius: 14px;
    background: linear-gradient(180deg, transparent 35%, rgba(2, 6, 9, 0.85));
    display: flex;
    align-items: flex-end;
    padding: 24px;
    opacity: 0;
    transition: opacity 600ms ease;
    pointer-events: none;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay h4 {
    font-size: 22px;
    color: #F8FAFC;
    transform: translateY(12px);
    transition: transform 700ms var(--ease-out-expo);
    margin: 0;
}

.portfolio-item:hover .portfolio-overlay h4 {
    transform: none;
}

.portfolio-item:hover img {
    transform: scale(1.05);
}

/* =====================================================
   CONTACT FORM polish
===================================================== */

.input-box {
    transition: border-color 450ms ease, box-shadow 450ms ease, transform 450ms var(--ease-out-expo);
}

.input-box:focus-within {
    box-shadow:
        0 0 0 3px var(--primary-glow-soft),
        0 12px 30px rgba(0, 0, 0, 0.45);
    transform: translateY(-1px);
}

#contactForm button[disabled] {
    opacity: 0.7;
    cursor: progress;
}

/* =====================================================
   SUCCESS MODAL — scale-in
===================================================== */

.success-modal {
    transition: opacity 450ms ease, backdrop-filter 450ms ease;
}

.success-modal-content {
    transform: scale(0.9) translateY(12px);
    opacity: 0;
    transition:
        transform 750ms var(--ease-out-back),
        opacity 500ms ease;
}

.success-modal.active .success-modal-content {
    transform: none;
    opacity: 1;
}

.success-icon i {
    animation: check-pop 1000ms var(--ease-out-back) 200ms both;
}

@keyframes check-pop {
    from { transform: scale(0) rotate(-90deg); opacity: 0; }
    to   { transform: scale(1) rotate(0);      opacity: 1; }
}

/* =====================================================
   CUSTOM CURSOR (desktop, pointer-fine only)
===================================================== */

.cursor-dot {
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9999;
    border-radius: 50%;
    transform: translate3d(-50%, -50%, 0);
    mix-blend-mode: difference;
    width: 6px;
    height: 6px;
    background: #34D399;
    transition: opacity 200ms ease;
    opacity: 0;
}

body.cursor-ready .cursor-dot {
    opacity: 1;
}

/* Hide custom cursor on touch / coarse pointers */
@media (hover: none), (pointer: coarse) {
    .cursor-dot { display: none !important; }
}

@media (max-width: 768px) {

    .skills-marquee {
        --gap: 16px;
        -webkit-mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent);
                mask-image: linear-gradient(90deg, transparent, #000 4%, #000 96%, transparent);
    }

    .skills-track--reverse {
        margin-top: 12px;
    }
}

@media (max-width: 576px) {

    .skills-track {
        animation-duration: 48s;
    }

    .skills-track--reverse {
        animation-duration: 56s;
    }
}

/* =====================================================
   REDUCED MOTION
===================================================== */

@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }

    [data-reveal] {
        opacity: 1 !important;
        transform: none !important;
    }

    body::before,
    .hero-right img,
    .skills-track,
    .gradient-text {
        animation: none !important;
    }

    .cursor-dot { display: none !important; }
}