/* ==========================================================================
   components.css — P.A. Perez Physio
   Reusable primitives: containers, buttons, cards, tags, inputs.
   ========================================================================== */

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.container--narrow {
  max-width: 860px;
}

.container--wide {
  max-width: 1400px;
}

/* ---------- Section wrapper ---------- */
.section {
  position: relative;
  padding-block: clamp(var(--space-8), 10vw, var(--space-16));
}

.section--tight {
  padding-block: clamp(var(--space-6), 6vw, var(--space-8));
}

.section--hero {
  padding-block: clamp(var(--space-8), 8vw, var(--space-12));
  min-height: calc(100dvh - var(--header-h));
  display: flex;
  align-items: center;
}

.section--dark {
  background: var(--ink);
  color: var(--paper-pure);
}
.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark h4,
.section--dark h5,
.section--dark h6 {
  color: var(--paper-pure);
}

.section--paper-pure {
  background: var(--paper-pure);
}

.section--cyan-soft {
  background: var(--brand-cyan-soft);
}

/* ---------- Button system ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: var(--fs-base);
  line-height: 1;
  padding: 0.9375rem 1.5rem;
  border-radius: var(--radius-full);
  border: 1.5px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
  transition:
    background var(--dur-base) var(--ease-out-smooth),
    color var(--dur-base) var(--ease-out-smooth),
    border-color var(--dur-base) var(--ease-out-smooth),
    transform var(--dur-fast) var(--ease-out-smooth),
    box-shadow var(--dur-base) var(--ease-out-smooth);
}

.btn:active {
  transform: translateY(1px) scale(0.99);
}

.btn--lg {
  padding: 1.125rem 1.875rem;
  font-size: var(--fs-lg);
}

.btn--sm {
  padding: 0.625rem 1.125rem;
  font-size: var(--fs-sm);
}

.btn-primary {
  background: var(--ink);
  color: var(--paper-pure);
  border-color: var(--ink);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.06) inset,
    0 10px 22px -10px rgba(8, 145, 188, 0.35),
    0 4px 10px -4px rgba(10, 22, 40, 0.25);
}
.btn-primary:hover {
  background: var(--brand-cyan-deep);
  border-color: var(--brand-cyan-deep);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.14) inset,
    0 18px 36px -12px rgba(8, 145, 188, 0.55),
    0 6px 14px -6px rgba(10, 22, 40, 0.25);
}

/* Only the "pilled" variant (button-in-button with arrow capsule) gets
   the asymmetric right-padding that makes room for the nested circle.
   Plain primary buttons keep symmetric padding. */
.btn--pilled {
  padding-right: 0.5rem;
}
.btn--pilled.btn--lg {
  padding-right: 0.625rem;
}
.btn__label {
  display: inline-block;
  padding-inline: 0.125rem;
  line-height: 1.2;
}
.btn__arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  margin-left: 0.125rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.12);
  color: var(--paper-pure);
  transition:
    background var(--dur-base) var(--ease-out-smooth),
    transform var(--dur-base) var(--ease-out-smooth);
}
.btn--lg .btn__arrow {
  width: 2.25rem;
  height: 2.25rem;
}
.btn-primary:hover .btn__arrow {
  background: rgba(255, 255, 255, 0.22);
  transform: translateX(2px) translateY(-1px);
}

.btn-secondary {
  background: var(--brand-cyan);
  color: var(--paper-pure);
  border-color: var(--brand-cyan);
  box-shadow: var(--shadow-sm);
}
.btn-secondary:hover {
  background: var(--brand-cyan-deep);
  border-color: var(--brand-cyan-deep);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn-outline:hover {
  background: var(--ink);
  color: var(--paper-pure);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: transparent;
  position: relative;
}
.btn-ghost::after {
  content: '';
  position: absolute;
  left: 1.5rem;
  right: 1.5rem;
  bottom: 0.5rem;
  height: 1px;
  background: currentColor;
  opacity: 0.25;
  transition: opacity var(--dur-base) var(--ease-out-smooth),
              left var(--dur-base) var(--ease-out-smooth),
              right var(--dur-base) var(--ease-out-smooth);
}
.btn-ghost:hover {
  background: transparent;
  color: var(--brand-cyan-deep);
}
.btn-ghost:hover::after {
  opacity: 0.8;
  left: 1rem;
  right: 1rem;
}

/* ---------- Cards ---------- */
.card {
  background: var(--paper-pure);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-3), 3vw, var(--space-6));
  transition:
    border-color var(--dur-base) var(--ease-out-smooth),
    box-shadow var(--dur-base) var(--ease-out-smooth),
    transform var(--dur-base) var(--ease-out-smooth);
}

.card--hoverable:hover {
  border-color: var(--brand-cyan);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.card--ink {
  background: var(--ink);
  color: var(--paper-pure);
  border-color: var(--ink-soft);
}

.card--flush {
  padding: 0;
  overflow: hidden;
}

/* ---------- Tag / Pill ---------- */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.4375rem 0.875rem;
  border-radius: var(--radius-full);
  background: var(--brand-cyan-soft);
  color: var(--brand-cyan-deep);
  border: 1px solid transparent;
  white-space: nowrap;
}

.tag--outline {
  background: transparent;
  border-color: var(--line);
  color: var(--ink-muted);
}

.tag--condition {
  background: var(--paper-pure);
  border-color: var(--line);
  color: var(--ink-soft);
  font-family: var(--font-body);
  text-transform: none;
  letter-spacing: 0;
  font-size: var(--fs-sm);
  padding: 0.625rem 1.125rem;
  transition: border-color var(--dur-base) var(--ease-out-smooth),
              background var(--dur-base) var(--ease-out-smooth);
}
.tag--condition:hover {
  border-color: var(--brand-cyan);
  background: var(--brand-cyan-soft);
}

/* ---------- Form inputs ---------- */
.input,
.textarea,
.select {
  width: 100%;
  font-family: var(--font-body);
  font-size: var(--fs-base);
  color: var(--ink);
  background: var(--paper-pure);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-md);
  padding: 0.875rem 1rem;
  transition:
    border-color var(--dur-base) var(--ease-out-smooth),
    box-shadow var(--dur-base) var(--ease-out-smooth);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--ink-muted);
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--brand-cyan);
  box-shadow: 0 0 0 4px rgba(24, 182, 232, 0.15);
}

.textarea {
  min-height: 120px;
  resize: vertical;
  line-height: 1.5;
}

.label {
  display: block;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--ink-soft);
  margin-bottom: 0.5rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

/* ---------- Dividers ---------- */
.divider {
  height: 1px;
  background: var(--line);
  border: 0;
  margin-block: var(--space-4);
}

.divider--accent {
  background: linear-gradient(90deg, transparent, var(--brand-cyan), transparent);
  height: 1px;
}

/* ---------- Data point (for trust signals) ---------- */
.datapoint {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.datapoint__value {
  font-family: var(--font-display);
  font-size: var(--fs-3xl);
  font-weight: 400;
  color: var(--ink);
  letter-spacing: -0.025em;
  line-height: 1;
}
.datapoint__label {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-muted);
}