@tailwind base;
@tailwind components;
@tailwind utilities;

html {
    scroll-behavior: smooth;
}

/* Custom animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

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

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

.animate-fade-in {
    animation: fadeIn 0.5s ease-out forwards;
}

.animate-scale-in {
    animation: scaleIn 0.5s ease-out forwards;
}

.animate-slide-in-right {
    animation: slideInRight 0.5s ease-out forwards;
}

/* Staggered animation delays */
.animation-delay-100 { animation-delay: 100ms; }
.animation-delay-150 { animation-delay: 150ms; }
.animation-delay-200 { animation-delay: 200ms; }
.animation-delay-250 { animation-delay: 250ms; }
.animation-delay-300 { animation-delay: 300ms; }
.animation-delay-350 { animation-delay: 350ms; }
.animation-delay-400 { animation-delay: 400ms; }
.animation-delay-450 { animation-delay: 450ms; }
.animation-delay-500 { animation-delay: 500ms; }
.animation-delay-550 { animation-delay: 550ms; }
.animation-delay-600 { animation-delay: 600ms; }

/* Start invisible for animation */
.animate-on-load {
    opacity: 0;
}

/* Scroll-triggered reveal (used by JS) */
.js-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

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

.js-reveal-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.js-reveal-scale.is-visible {
    opacity: 1;
    transform: scale(1);
}

/* Stagger children (used with js-stagger) */
.js-stagger-child {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease-out, transform 0.4s ease-out;
}

.js-stagger-child.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Magnetic & tilt effects - enable transitions */
.js-magnetic,
.js-tilt {
    transition: transform 0.3s ease-out;
}

/* Navbar hide/show on scroll */
#navbar {
    transition: transform 0.3s ease;
}

#navbar.navbar-hidden {
    transform: translateY(-100%);
}

/* Typing cursor */
.typing-cursor::after {
    content: '|';
    animation: blink 0.7s step-end infinite;
    color: inherit;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* ===== Dotted background animation (global subtle motion) ===== */

.dot-grid {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: -20;
    background-image: radial-gradient(circle at 1px 1px, rgba(148, 163, 184, 0.35) 1px, transparent 0);
    background-size: 26px 26px;
    opacity: 0.35;
    mix-blend-mode: soft-light;
}

.dark .dot-grid {
    background-image: radial-gradient(circle at 1px 1px, rgba(51, 65, 85, 0.75) 1px, transparent 0);
    opacity: 0.22;
}

@keyframes dotDrift {
    from {
        transform: translate3d(0, 0, 0);
    }
    to {
        transform: translate3d(-26px, -26px, 0);
    }
}

.dot-grid--animated {
    animation: dotDrift 20s linear infinite;
}

.dot-grid--slow {
    animation: dotDrift 36s linear infinite;
    opacity: 0.28;
}

/* ===== Scroll progress bar ===== */

.scroll-progress {
    position: fixed;
    inset: 0 0 auto 0;
    height: 3px;
    z-index: 40;
    pointer-events: none;
    background: linear-gradient(to right, transparent, rgba(148, 163, 184, 0.2));
}

.scroll-progress-inner {
    width: 100%;
    height: 100%;
    transform-origin: left center;
    transform: scaleX(0);
    background: linear-gradient(90deg, #b820e6, #da7d20, #22c55e);
    box-shadow: 0 0 12px rgba(248, 250, 252, 0.45);
}

.dark .scroll-progress-inner {
    box-shadow: 0 0 14px rgba(15, 23, 42, 0.9);
}

/* ===== Section heading accent with subtle dotted underline ===== */

.section-heading {
    position: relative;
    display: inline-block;
    padding-bottom: 0.5rem;
}

.section-heading::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 120%;
    height: 2px;
    transform: translateX(-50%) scaleX(0);
    transform-origin: center;
    background-image: radial-gradient(circle at 2px 1px, rgba(148, 163, 184, 0.9) 1px, transparent 0);
    background-size: 10px 4px;
    opacity: 0.7;
    transition: transform 0.45s ease-out;
}

.js-reveal.is-visible .section-heading::after,
.js-reveal-scale.is-visible .section-heading::after {
    transform: translateX(-50%) scaleX(1);
}