/* ================================================
   VISUAL ENHANCEMENTS — Mindful Echo
   Glassmorphism · 3D tilt · Ambient backgrounds
   Magnetic buttons · Split text · Breathing rings
   ================================================ */


/* ------------------------------------------------
   SCROLL PROGRESS BAR
   ------------------------------------------------ */

#scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 2px;
    background: linear-gradient(90deg,
        var(--sage-400) 0%,
        var(--sage-600) 60%,
        var(--sage-500) 100%
    );
    z-index: 10000;
    pointer-events: none;
    transition: width 0.08s linear;
}

/* Glowing tip on the leading edge */
#scroll-progress::after {
    content: '';
    position: absolute;
    top: -3px;
    right: -1px;
    width: 70px;
    height: 8px;
    background: radial-gradient(ellipse at right, rgba(93, 115, 93, 0.55) 0%, transparent 70%);
    pointer-events: none;
}


/* ------------------------------------------------
   HERO — AMBIENT BACKGROUND LAYER
   ------------------------------------------------ */

.hero {
    position: relative;
    overflow: hidden;
}

/* Container must sit above the ambient layer */
.hero > .container {
    position: relative;
    z-index: 1;
}

.hero-ambient {
    position: absolute;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

/* Large SVG rings — brand glyph watermark */
.hero-ambient-rings {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 1000px;
    height: 1000px;
    transform: translate(-50%, -50%) translateY(var(--parallax-y, 0px));
    will-change: transform;
}

.hero-ambient-rings circle {
    transform-box: fill-box;
    transform-origin: 50% 50%;
    animation: ambientPulse var(--pulse-dur, 8s) ease-in-out infinite;
    animation-delay: var(--pulse-delay, 0s);
}

@keyframes ambientPulse {
    0%, 100% { transform: scale(1); }
    50%       { transform: scale(1.045); }
}

/* Floating decorative rings */
.hero-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid var(--sage-400);
    opacity: 0;
    pointer-events: none;
    animation: floatRing var(--ring-dur, 26s) ease-in-out infinite;
    animation-delay: var(--ring-delay, 0s);
}

@keyframes floatRing {
    0%   { opacity: 0;                        transform: translateY(0px) scale(1);     }
    12%  { opacity: var(--ring-op, 0.1);      }
    88%  { opacity: var(--ring-op, 0.1);      }
    100% { opacity: 0; transform: translateY(-55px) scale(1.05); }
}

/* Soft gradient orbs */
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(72px);
    pointer-events: none;
    animation: orbDrift var(--orb-dur, 22s) ease-in-out infinite alternate;
    animation-delay: var(--orb-delay, 0s);
}

@keyframes orbDrift {
    0%   { transform: translate(0, 0) scale(1);     }
    100% { transform: translate(var(--orb-tx, 30px), var(--orb-ty, -30px)) scale(1.1); }
}


/* ------------------------------------------------
   GRADIENT HERO HEADING
   ------------------------------------------------ */

.hero h1 {
    background: linear-gradient(140deg,
        var(--sage-900) 0%,
        var(--sage-700) 50%,
        var(--sage-600) 100%
    );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}


/* ------------------------------------------------
   SPLIT TEXT — hero subtitle word-by-word reveal
   ------------------------------------------------ */

.hero-subtitle .word-wrap {
    display: inline-block;
    overflow: hidden;
    vertical-align: bottom;
    margin-right: 0.22em;
    line-height: 1.5;
}

.hero-subtitle .word {
    display: inline-block;
    transform: translateY(110%);
    opacity: 0;
    transition:
        transform 0.72s cubic-bezier(0.22, 1, 0.36, 1),
        opacity   0.52s ease;
    transition-delay: var(--word-delay, 0s);
}

.hero-subtitle.words-visible .word {
    transform: translateY(0);
    opacity: 1;
}


/* ------------------------------------------------
   GLASSMORPHISM CARDS
   ------------------------------------------------ */

.statement {
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.92);
    box-shadow:
        0 4px 24px rgba(74, 93, 74, 0.07),
        inset 0 1px 0 rgba(255, 255, 255, 0.85);
}

.statement:hover {
    border-color: rgba(94, 115, 94, 0.25);
    box-shadow:
        0 18px 52px rgba(74, 93, 74, 0.13),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.feature-card {
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1px solid rgba(255, 255, 255, 0.95);
    box-shadow:
        0 2px 18px rgba(74, 93, 74, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}


/* ------------------------------------------------
   CARD SHIMMER SWEEP (app-card)
   ------------------------------------------------ */

.app-card {
    position: relative;
    overflow: hidden;
}

/* Subtle shimmer only — keep the existing styles doing the heavy lifting */
.app-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        108deg,
        transparent 30%,
        rgba(255, 255, 255, 0.42) 48%,
        rgba(255, 255, 255, 0.42) 52%,
        transparent 70%
    );
    transform: translateX(-100%) skewX(-12deg);
    transition: transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
    pointer-events: none;
    z-index: 2;
}

.app-card:hover::before {
    transform: translateX(160%) skewX(-12deg);
}


/* ------------------------------------------------
   3D CARD TILT — driven by JS inline styles
   ------------------------------------------------ */

@media (pointer: fine) {
    .statement,
    .feature-card {
        will-change: transform;
    }
}


/* ------------------------------------------------
   SECTION BACKGROUNDS — subtle radial washes
   ------------------------------------------------ */

.manifesto {
    position: relative;
    overflow: hidden;
}

.manifesto::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(
        ellipse 75% 80% at 82% 38%,
        rgba(74, 93, 74, 0.045) 0%,
        transparent 70%
    );
    pointer-events: none;
    z-index: 0;
}

.manifesto > .container {
    position: relative;
    z-index: 1;
}

.ethics {
    position: relative;
    overflow: hidden;
}

.ethics::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(
        ellipse 60% 75% at 18% 58%,
        rgba(74, 93, 74, 0.06) 0%,
        transparent 70%
    );
    pointer-events: none;
    z-index: 0;
}

.ethics > .container {
    position: relative;
    z-index: 1;
}


/* ------------------------------------------------
   CLOSING SECTION — breathing concentric rings
   ------------------------------------------------ */

.closing {
    position: relative;
    overflow: hidden;
}

.closing > .container {
    position: relative;
    z-index: 1;
}

.closing-rings {
    position: absolute;
    inset: 0;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

.closing-ring {
    position: absolute;
    border-radius: 50%;
    border: 1px solid var(--sage-300);
    opacity: 0;
    animation: ringBreathe var(--breathe-dur, 7s) ease-in-out infinite;
    animation-delay: var(--breathe-delay, 0s);
}

@keyframes ringBreathe {
    0%, 100% {
        transform: scale(0.92);
        opacity: 0;
    }
    20%, 80% {
        opacity: var(--breathe-op, 0.28);
    }
    50% {
        transform: scale(1.07);
        opacity: var(--breathe-op, 0.28);
    }
}


/* ------------------------------------------------
   PROCESS STEPS — subtle connector line
   ------------------------------------------------ */

.process-steps {
    position: relative;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 2.1rem;
    left: calc(16.666% + 1.5rem);
    right: calc(16.666% + 1.5rem);
    height: 1px;
    background: linear-gradient(90deg,
        transparent,
        var(--sage-200) 20%,
        var(--sage-300) 50%,
        var(--sage-200) 80%,
        transparent
    );
    z-index: 0;
}

@media (max-width: 968px) {
    .process-steps::before { display: none; }
}


/* ------------------------------------------------
   TECH ITEMS — dark glassmorphism
   ------------------------------------------------ */

.tech-item {
    background: rgba(255, 255, 255, 0.025);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.09);
    transition: all 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.tech-item:hover {
    background: rgba(255, 255, 255, 0.065);
    border-color: rgba(255, 255, 255, 0.18);
    transform: translateY(-5px);
    box-shadow: 0 18px 44px rgba(0, 0, 0, 0.22);
}


/* ------------------------------------------------
   FOOTER — gradient accent border
   ------------------------------------------------ */

.footer {
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg,
        transparent 0%,
        var(--sage-600) 25%,
        var(--sage-400) 75%,
        transparent 100%
    );
}


/* ------------------------------------------------
   IMAGE PLACEHOLDER — animated gradient
   ------------------------------------------------ */

.image-placeholder {
    background: linear-gradient(
        135deg,
        var(--sage-100) 0%,
        var(--cream-200) 50%,
        var(--sage-50) 100%
    );
    background-size: 200% 200%;
    animation: placeholderShift 9s ease-in-out infinite;
}

@keyframes placeholderShift {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}


/* ------------------------------------------------
   MANIFESTO PROSE — decorative drop cap
   ------------------------------------------------ */

.manifesto .prose p:first-child::first-letter {
    font-size: 3.5rem;
    font-family: var(--font-serif);
    line-height: 0.78;
    float: left;
    margin-right: 0.06em;
    margin-top: 0.12em;
    color: var(--sage-600);
    font-weight: 500;
}


/* ------------------------------------------------
   REDUCED MOTION — disable all new effects
   ------------------------------------------------ */

@media (prefers-reduced-motion: reduce) {
    .hero-ambient-rings circle,
    .hero-ring,
    .hero-orb,
    .closing-ring,
    .image-placeholder {
        animation: none !important;
        transition: none !important;
    }

    .hero h1 {
        -webkit-text-fill-color: var(--sage-800);
        background: none;
    }

    .hero-subtitle .word {
        transform: none !important;
        opacity: 1 !important;
        transition: none !important;
    }

    .app-card::before {
        display: none;
    }
}